diff --git a/tests/lavf-regression.sh b/tests/lavf-regression.sh
index d9c8a8f0e0..3083719cce 100755
--- a/tests/lavf-regression.sh
+++ b/tests/lavf-regression.sh
@@ -226,7 +226,7 @@ do_audio_only s16.voc "-ac 2" "-acodec pcm_s16le"
 fi
 
 if [ -n "$do_ogg" ] ; then
-do_audio_only ogg
+do_audio_only ogg "" "-c:a flac"
 fi
 
 if [ -n "$do_rso" ] ; then