diff --git a/eeschema/sch_text.cpp b/eeschema/sch_text.cpp
index f17a4dbf95..5722327b9d 100644
--- a/eeschema/sch_text.cpp
+++ b/eeschema/sch_text.cpp
@@ -1312,14 +1312,17 @@ void SCH_TEXT::ShowSyntaxHelp( wxWindow* aParentWindow )
             "   <tr>"
             "      <td>"
             "         &nbsp;<br><samp>~overbar</samp><br>"
-            "         &nbsp;<br><samp>~CLK</samp>"
+            "         &nbsp;<br><samp>~CLK</samp><br>"
+            "         &nbsp;<br><samp>~~</samp>"
             "      </td>"
             "      <td></td>"
             "      <td>"
             "         <samp><u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u></samp><br>"
             "         <samp>overbar</samp><br>"
             "         <samp><u>&nbsp;&nbsp;&nbsp;</u></samp><br>"
-            "         <samp>CLK</samp>"
+            "         <samp>CLK</samp><br>"
+            "         <samp>&nbsp;</samp><br>"
+            "         <samp>~</samp>"
             "      </td>"
             "   </tr>"
             "   <tr><td><br></td></tr>"