diff --git a/GB3TX/GB3TX.ino b/GB3TX/GB3TX.ino
index c27b51a..ebc8fec 100644
--- a/GB3TX/GB3TX.ino
+++ b/GB3TX/GB3TX.ino
@@ -74,7 +74,7 @@ void loop() {
 
     if (myrpt->state == HANG && TAILPIPS) {
       static unsigned long bc = millis();
-      if (millis() - bc >= 1000) {
+      if (millis() - bc >= 1000 && !busy(myrpt)) {
         bc = millis();
         tone(3, TAILPIP_PITCH, myrpt->params.pip_length);
       }