diff --git a/scripts/av1_encode.sh b/scripts/av1_encode.sh
index 86cbf61..e5d7d86 100755
--- a/scripts/av1_encode.sh
+++ b/scripts/av1_encode.sh
@@ -18,6 +18,6 @@ then
     -look_ahead 1 -look_ahead_depth 100 \
     -preset 3 \
     -g 150 \
-    -c:a libopus \
+    -c:a aac \
     "/config/${1%.*}_converted.mkv"
 fi