diff --git a/demux/demux_lavf.c b/demux/demux_lavf.c
index 48e79e949b..39e1cb28c5 100644
--- a/demux/demux_lavf.c
+++ b/demux/demux_lavf.c
@@ -93,6 +93,7 @@ struct format_hack {
 
 static const struct format_hack format_hacks[] = {
     {"aac", "audio/aacp", 25, 0.5},
+    {"aac", "audio/aac",  25, 0.5},
     {"mp3", "audio/mpeg", 25, 0.5},
     {0}
 };