diff --git a/contrib/z60_libsigrok.rules b/contrib/z60_libsigrok.rules
index 3f5d509a..a4c0b15f 100644
--- a/contrib/z60_libsigrok.rules
+++ b/contrib/z60_libsigrok.rules
@@ -14,8 +14,7 @@
 ## GNU General Public License for more details.
 ##
 ## You should have received a copy of the GNU General Public License
-## along with this program; if not, write to the Free Software
-## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+## along with this program; if not, see <http://www.gnu.org/licenses/>.
 ##
 
 ##
diff --git a/src/dmm/dtm0660.c b/src/dmm/dtm0660.c
index e9c20bfb..e10e773e 100644
--- a/src/dmm/dtm0660.c
+++ b/src/dmm/dtm0660.c
@@ -16,8 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/src/dmm/es519xx.c b/src/dmm/es519xx.c
index c1134326..4ebc293d 100644
--- a/src/dmm/es519xx.c
+++ b/src/dmm/es519xx.c
@@ -15,8 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/src/dmm/fs9721.c b/src/dmm/fs9721.c
index 9fbcd289..17c75178 100644
--- a/src/dmm/fs9721.c
+++ b/src/dmm/fs9721.c
@@ -15,8 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/src/dmm/fs9922.c b/src/dmm/fs9922.c
index 6e745412..b98d8ee2 100644
--- a/src/dmm/fs9922.c
+++ b/src/dmm/fs9922.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/src/dmm/metex14.c b/src/dmm/metex14.c
index 8198082a..0d7234f3 100644
--- a/src/dmm/metex14.c
+++ b/src/dmm/metex14.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /**
diff --git a/src/dmm/ut372.c b/src/dmm/ut372.c
index ef0677bc..271d034c 100644
--- a/src/dmm/ut372.c
+++ b/src/dmm/ut372.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/src/dmm/ut71x.c b/src/dmm/ut71x.c
index 23f72c2d..01a8c220 100644
--- a/src/dmm/ut71x.c
+++ b/src/dmm/ut71x.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/src/dmm/vc870.c b/src/dmm/vc870.c
index a2b2b72a..b0095b41 100644
--- a/src/dmm/vc870.c
+++ b/src/dmm/vc870.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/error.c b/src/error.c
index fcdfe5de..15a25a00 100644
--- a/src/error.c
+++ b/src/error.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/arachnid-labs-re-load-pro/api.c b/src/hardware/arachnid-labs-re-load-pro/api.c
index 0c00c2fa..1a5281f8 100644
--- a/src/hardware/arachnid-labs-re-load-pro/api.c
+++ b/src/hardware/arachnid-labs-re-load-pro/api.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/arachnid-labs-re-load-pro/protocol.c b/src/hardware/arachnid-labs-re-load-pro/protocol.c
index cbca8e53..dd0ad409 100644
--- a/src/hardware/arachnid-labs-re-load-pro/protocol.c
+++ b/src/hardware/arachnid-labs-re-load-pro/protocol.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/arachnid-labs-re-load-pro/protocol.h b/src/hardware/arachnid-labs-re-load-pro/protocol.h
index 40e46557..8307053b 100644
--- a/src/hardware/arachnid-labs-re-load-pro/protocol.h
+++ b/src/hardware/arachnid-labs-re-load-pro/protocol.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_ARACHNID_LABS_RE_LOAD_PRO_PROTOCOL_H
diff --git a/src/hardware/center-3xx/api.c b/src/hardware/center-3xx/api.c
index 70a14699..44f07f4d 100644
--- a/src/hardware/center-3xx/api.c
+++ b/src/hardware/center-3xx/api.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/center-3xx/protocol.c b/src/hardware/center-3xx/protocol.c
index b4d9ed5b..ca1ae3b5 100644
--- a/src/hardware/center-3xx/protocol.c
+++ b/src/hardware/center-3xx/protocol.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/center-3xx/protocol.h b/src/hardware/center-3xx/protocol.h
index a5a3df43..fbbdaf30 100644
--- a/src/hardware/center-3xx/protocol.h
+++ b/src/hardware/center-3xx/protocol.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_CENTER_3XX_PROTOCOL_H
diff --git a/src/hardware/chronovu-la/api.c b/src/hardware/chronovu-la/api.c
index f855f8e8..11721ebe 100644
--- a/src/hardware/chronovu-la/api.c
+++ b/src/hardware/chronovu-la/api.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/chronovu-la/protocol.c b/src/hardware/chronovu-la/protocol.c
index 599472c5..2a1fafd1 100644
--- a/src/hardware/chronovu-la/protocol.c
+++ b/src/hardware/chronovu-la/protocol.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/chronovu-la/protocol.h b/src/hardware/chronovu-la/protocol.h
index 44e2c861..609f37d9 100644
--- a/src/hardware/chronovu-la/protocol.h
+++ b/src/hardware/chronovu-la/protocol.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_CHRONOVU_LA_PROTOCOL_H
diff --git a/src/hardware/demo/api.c b/src/hardware/demo/api.c
index 141b69d5..96f5c078 100644
--- a/src/hardware/demo/api.c
+++ b/src/hardware/demo/api.c
@@ -17,8 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/demo/protocol.c b/src/hardware/demo/protocol.c
index 0b58106a..1eaddd44 100644
--- a/src/hardware/demo/protocol.c
+++ b/src/hardware/demo/protocol.c
@@ -17,8 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/demo/protocol.h b/src/hardware/demo/protocol.h
index 2562de99..d747d9c2 100644
--- a/src/hardware/demo/protocol.h
+++ b/src/hardware/demo/protocol.h
@@ -17,8 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_DEMO_PROTOCOL_H
diff --git a/src/hardware/ikalogic-scanaplus/api.c b/src/hardware/ikalogic-scanaplus/api.c
index af33244d..4a9491b8 100644
--- a/src/hardware/ikalogic-scanaplus/api.c
+++ b/src/hardware/ikalogic-scanaplus/api.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/ikalogic-scanaplus/protocol.c b/src/hardware/ikalogic-scanaplus/protocol.c
index 9e9b0ea5..39dcfa2c 100644
--- a/src/hardware/ikalogic-scanaplus/protocol.c
+++ b/src/hardware/ikalogic-scanaplus/protocol.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/ikalogic-scanaplus/protocol.h b/src/hardware/ikalogic-scanaplus/protocol.h
index 705c2bd0..f7978324 100644
--- a/src/hardware/ikalogic-scanaplus/protocol.h
+++ b/src/hardware/ikalogic-scanaplus/protocol.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_IKALOGIC_SCANAPLUS_PROTOCOL_H
diff --git a/src/hardware/kern-scale/api.c b/src/hardware/kern-scale/api.c
index 5a7afee6..167bf1bc 100644
--- a/src/hardware/kern-scale/api.c
+++ b/src/hardware/kern-scale/api.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/kern-scale/protocol.c b/src/hardware/kern-scale/protocol.c
index 354f1e84..97b557f9 100644
--- a/src/hardware/kern-scale/protocol.c
+++ b/src/hardware/kern-scale/protocol.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/kern-scale/protocol.h b/src/hardware/kern-scale/protocol.h
index ba4942ad..934aff02 100644
--- a/src/hardware/kern-scale/protocol.h
+++ b/src/hardware/kern-scale/protocol.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_KERN_SCALE_PROTOCOL_H
diff --git a/src/hardware/manson-hcs-3xxx/api.c b/src/hardware/manson-hcs-3xxx/api.c
index bc2700fa..ee478033 100644
--- a/src/hardware/manson-hcs-3xxx/api.c
+++ b/src/hardware/manson-hcs-3xxx/api.c
@@ -15,8 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /**
diff --git a/src/hardware/manson-hcs-3xxx/protocol.c b/src/hardware/manson-hcs-3xxx/protocol.c
index 7a377832..d36e2504 100644
--- a/src/hardware/manson-hcs-3xxx/protocol.c
+++ b/src/hardware/manson-hcs-3xxx/protocol.c
@@ -15,8 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /**
diff --git a/src/hardware/manson-hcs-3xxx/protocol.h b/src/hardware/manson-hcs-3xxx/protocol.h
index df8814ed..93cc5475 100644
--- a/src/hardware/manson-hcs-3xxx/protocol.h
+++ b/src/hardware/manson-hcs-3xxx/protocol.h
@@ -15,8 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /**
diff --git a/src/hardware/mic-985xx/api.c b/src/hardware/mic-985xx/api.c
index 5f9ea71a..d755bea7 100644
--- a/src/hardware/mic-985xx/api.c
+++ b/src/hardware/mic-985xx/api.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/mic-985xx/protocol.c b/src/hardware/mic-985xx/protocol.c
index 8ae32433..65490537 100644
--- a/src/hardware/mic-985xx/protocol.c
+++ b/src/hardware/mic-985xx/protocol.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/mic-985xx/protocol.h b/src/hardware/mic-985xx/protocol.h
index d3aaf37b..d4ad06d9 100644
--- a/src/hardware/mic-985xx/protocol.h
+++ b/src/hardware/mic-985xx/protocol.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_MIC_985XX_PROTOCOL_H
diff --git a/src/hardware/tondaj-sl-814/api.c b/src/hardware/tondaj-sl-814/api.c
index ecf26d1d..32f5de7b 100644
--- a/src/hardware/tondaj-sl-814/api.c
+++ b/src/hardware/tondaj-sl-814/api.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/tondaj-sl-814/protocol.c b/src/hardware/tondaj-sl-814/protocol.c
index 063544e8..58916165 100644
--- a/src/hardware/tondaj-sl-814/protocol.c
+++ b/src/hardware/tondaj-sl-814/protocol.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/tondaj-sl-814/protocol.h b/src/hardware/tondaj-sl-814/protocol.h
index 29940d72..8aa8ad97 100644
--- a/src/hardware/tondaj-sl-814/protocol.h
+++ b/src/hardware/tondaj-sl-814/protocol.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_TONDAJ_SL_814_PROTOCOL_H
diff --git a/src/hardware/uni-t-dmm/api.c b/src/hardware/uni-t-dmm/api.c
index 6176a460..2105d4cf 100644
--- a/src/hardware/uni-t-dmm/api.c
+++ b/src/hardware/uni-t-dmm/api.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/uni-t-dmm/protocol.c b/src/hardware/uni-t-dmm/protocol.c
index 79dcc747..561a6128 100644
--- a/src/hardware/uni-t-dmm/protocol.c
+++ b/src/hardware/uni-t-dmm/protocol.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/hardware/uni-t-dmm/protocol.h b/src/hardware/uni-t-dmm/protocol.h
index 562cf747..4158833f 100644
--- a/src/hardware/uni-t-dmm/protocol.h
+++ b/src/hardware/uni-t-dmm/protocol.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_UNI_T_DMM_PROTOCOL_H
diff --git a/src/hardware/zeroplus-logic-cube/protocol.h b/src/hardware/zeroplus-logic-cube/protocol.h
index 4d128bed..cd83f9b1 100644
--- a/src/hardware/zeroplus-logic-cube/protocol.h
+++ b/src/hardware/zeroplus-logic-cube/protocol.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_HARDWARE_ZEROPLUS_LOGIC_CUBE_PROTOCOL_H
diff --git a/src/input/chronovu_la8.c b/src/input/chronovu_la8.c
index 9c7b2205..6c570733 100644
--- a/src/input/chronovu_la8.c
+++ b/src/input/chronovu_la8.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/log.c b/src/log.c
index 3cbbe17b..03dd21f0 100644
--- a/src/log.c
+++ b/src/log.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/output/binary.c b/src/output/binary.c
index 943b6ebc..f4d19010 100644
--- a/src/output/binary.c
+++ b/src/output/binary.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/output/csv.c b/src/output/csv.c
index a6e835ad..c39c29a7 100644
--- a/src/output/csv.c
+++ b/src/output/csv.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/src/output/ols.c b/src/output/ols.c
index 5266c27c..71943443 100644
--- a/src/output/ols.c
+++ b/src/output/ols.c
@@ -15,8 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/src/output/vcd.c b/src/output/vcd.c
index 33eeeb51..ba06c5ae 100644
--- a/src/output/vcd.c
+++ b/src/output/vcd.c
@@ -15,8 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/scale/kern.c b/src/scale/kern.c
index bd819197..dd18bfc1 100644
--- a/src/scale/kern.c
+++ b/src/scale/kern.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/src/std.c b/src/std.c
index 643500f1..87b3f1f1 100644
--- a/src/std.c
+++ b/src/std.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 /**
diff --git a/src/strutil.c b/src/strutil.c
index 11d614b3..fc6c7580 100644
--- a/src/strutil.c
+++ b/src/strutil.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/transform/invert.c b/src/transform/invert.c
index bbd129b5..a3e14cb8 100644
--- a/src/transform/invert.c
+++ b/src/transform/invert.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/transform/nop.c b/src/transform/nop.c
index c184d20a..f19bde99 100644
--- a/src/transform/nop.c
+++ b/src/transform/nop.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/transform/scale.c b/src/transform/scale.c
index 5b412784..c7c60dd2 100644
--- a/src/transform/scale.c
+++ b/src/transform/scale.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/src/version.c b/src/version.c
index 068641d2..402c7ca6 100644
--- a/src/version.c
+++ b/src/version.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/analog.c b/tests/analog.c
index 6dd82999..85c6afcd 100644
--- a/tests/analog.c
+++ b/tests/analog.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/core.c b/tests/core.c
index 2d18d19e..b7b8f5be 100644
--- a/tests/core.c
+++ b/tests/core.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/device.c b/tests/device.c
index 15f60f75..83106e97 100644
--- a/tests/device.c
+++ b/tests/device.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/driver_all.c b/tests/driver_all.c
index c3334c4b..21495688 100644
--- a/tests/driver_all.c
+++ b/tests/driver_all.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/input_all.c b/tests/input_all.c
index 8dc85de0..84535006 100644
--- a/tests/input_all.c
+++ b/tests/input_all.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/input_binary.c b/tests/input_binary.c
index 282bc46f..bef60417 100644
--- a/tests/input_binary.c
+++ b/tests/input_binary.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/lib.c b/tests/lib.c
index a36167bf..15beca27 100644
--- a/tests/lib.c
+++ b/tests/lib.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/lib.h b/tests/lib.h
index 576e0685..f2dd6291 100644
--- a/tests/lib.h
+++ b/tests/lib.h
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIBSIGROK_TESTS_LIB_H
diff --git a/tests/main.c b/tests/main.c
index cdd7b4fc..5c295bfa 100644
--- a/tests/main.c
+++ b/tests/main.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/output_all.c b/tests/output_all.c
index a1f6f762..45f872c7 100644
--- a/tests/output_all.c
+++ b/tests/output_all.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/session.c b/tests/session.c
index cfdf53f6..72d93429 100644
--- a/tests/session.c
+++ b/tests/session.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/strutil.c b/tests/strutil.c
index ed7bb120..ef8502ba 100644
--- a/tests/strutil.c
+++ b/tests/strutil.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/transform_all.c b/tests/transform_all.c
index 785d99df..733d6a01 100644
--- a/tests/transform_all.c
+++ b/tests/transform_all.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/trigger.c b/tests/trigger.c
index 1f289196..4d4043df 100644
--- a/tests/trigger.c
+++ b/tests/trigger.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/tests/version.c b/tests/version.c
index ba91ddee..fa3a63cb 100644
--- a/tests/version.c
+++ b/tests/version.c
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <config.h>