diff --git a/src/dmm/eev121gw.c b/src/dmm/eev121gw.c
index 7361928a..f1a0070a 100644
--- a/src/dmm/eev121gw.c
+++ b/src/dmm/eev121gw.c
@@ -691,7 +691,7 @@ SR_PRIV gboolean sr_eev121gw_packet_valid(const uint8_t *buf)
  * @return SR_OK upon success, SR_ERR upon failure. Upon errors, the
  *         'analog' variable contents are undefined and should not be used.
  */
-SR_PRIV int sr_eev121gw_parse(const uint8_t *buf, float *floatval,
+static int sr_eev121gw_parse(const uint8_t *buf, float *floatval,
 		struct sr_datafeed_analog *analog, void *info)
 {
 	struct eev121gw_info *info_local;
diff --git a/src/libsigrok-internal.h b/src/libsigrok-internal.h
index a1e2f2e4..20674cdf 100644
--- a/src/libsigrok-internal.h
+++ b/src/libsigrok-internal.h
@@ -1732,10 +1732,8 @@ struct eev121gw_info {
 
 extern SR_PRIV const char *eev121gw_channel_formats[];
 SR_PRIV gboolean sr_eev121gw_packet_valid(const uint8_t *buf);
-SR_PRIV int sr_eev121gw_parse(const uint8_t *buf, float *floatval,
-			     struct sr_datafeed_analog *analog, void *info);
 SR_PRIV int sr_eev121gw_3displays_parse(const uint8_t *buf, float *floatval,
-			     struct sr_datafeed_analog *analog, void *info);
+		struct sr_datafeed_analog *analog, void *info);
 
 /*--- scale/kern.c ----------------------------------------------------------*/