diff --git a/app/app.c b/app/app.c
index 40a235a..8610cd4 100644
--- a/app/app.c
+++ b/app/app.c
@@ -1636,7 +1636,7 @@ Skip:
 		gFlagPrepareTX = false;
 	}
 	if (gAnotherVoiceID != VOICE_ID_INVALID) {
-		if (gAnotherVoiceID < VOICE_ID_END)
+		if (gAnotherVoiceID < VOICE_ID_END) {
 			AUDIO_SetVoiceID(0, gAnotherVoiceID);
 		}
 		AUDIO_PlaySingleVoice(false);