diff --git a/app/src/main/cpp/baresip.c b/app/src/main/cpp/baresip.c
index 5e47e12a..aa22290c 100644
--- a/app/src/main/cpp/baresip.c
+++ b/app/src/main/cpp/baresip.c
@@ -234,9 +234,6 @@ static void ua_event_handler(struct ua *ua, enum ua_event ev,
         case UA_EVENT_MWI_NOTIFY:
             len = re_snprintf(event_buf, sizeof event_buf, "mwi notify,%s", prm);
             break;
-        case UA_EVENT_AUDIO_ERROR:
-            mem_deref(call);
-            return;
         case UA_EVENT_GET_PASSWORD:
             get_password((char *)ua, (char *)call);
             return;