diff --git a/UI/window-basic-settings-stream.cpp b/UI/window-basic-settings-stream.cpp
index 7c452cc23..c9f015587 100644
--- a/UI/window-basic-settings-stream.cpp
+++ b/UI/window-basic-settings-stream.cpp
@@ -1441,7 +1441,7 @@ static QString get_adv_audio_fallback(const QString &enc)
 {
 	const char *codec = obs_get_encoder_codec(QT_TO_UTF8(enc));
 
-	if (strcmp(codec, "aac") == 0)
+	if (codec && strcmp(codec, "aac") == 0)
 		return "ffmpeg_opus";
 
 	QString aac_default = "ffmpeg_aac";