diff --git a/src/demod.c b/src/demod.c
index 4ed2842..cc52227 100644
--- a/src/demod.c
+++ b/src/demod.c
@@ -927,7 +927,7 @@ int demod_get_sample (int a)
  *
  *--------------------------------------------------------------------*/
 
-static int mute_input[MAX_CHANS];
+static volatile int mute_input[MAX_CHANS];
 
 // New in 1.7.
 // A few people have a really bad audio cross talk situation where they receive their own transmissions.
diff --git a/src/direwolf.c b/src/direwolf.c
index 6215e96..0bf2116 100644
--- a/src/direwolf.c
+++ b/src/direwolf.c
@@ -301,7 +301,7 @@ int main (int argc, char *argv[])
 	text_color_init(t_opt);
 	text_color_set(DW_COLOR_INFO);
 	//dw_printf ("Dire Wolf version %d.%d (%s) Beta Test 4\n", MAJOR_VERSION, MINOR_VERSION, __DATE__);
-	dw_printf ("Dire Wolf DEVELOPMENT version %d.%d %s (%s)\n", MAJOR_VERSION, MINOR_VERSION, "F", __DATE__);
+	dw_printf ("Dire Wolf DEVELOPMENT version %d.%d %s (%s)\n", MAJOR_VERSION, MINOR_VERSION, "G", __DATE__);
 	//dw_printf ("Dire Wolf version %d.%d\n", MAJOR_VERSION, MINOR_VERSION);
 
 
diff --git a/src/ptt.c b/src/ptt.c
index fdeff42..d5e2816 100644
--- a/src/ptt.c
+++ b/src/ptt.c
@@ -1175,7 +1175,7 @@ void ptt_set (int ot, int chan, int ptt_signal)
 // I think the simplest solution is to mute/unmute the audio input at this point if not full duplex.
 
 #ifndef TEST
-	if ( ! save_audio_config_p->achan[chan].fulldup) {
+	if ( ot == OCTYPE_PTT && ! save_audio_config_p->achan[chan].fulldup) {
 	  demod_mute_input (chan, ptt_signal);
 	}
 #endif