diff --git a/channels/chan_iax2.c b/channels/chan_iax2.c
index eb482bcdec..cc022d8d64 100644
--- a/channels/chan_iax2.c
+++ b/channels/chan_iax2.c
@@ -3064,6 +3064,7 @@ static void __attempt_transmit(const void *data)
 		AST_LIST_REMOVE(&iaxq.queue, f, list);
 		iaxq.count--;
 		AST_LIST_UNLOCK(&iaxq.queue);
+		f->retrans = -1; /* this is safe because this is the scheduled function */
 		/* Free the IAX frame */
 		iax2_frame_free(f);
 	}