diff --git a/tests/ffmpeg.regression.ref b/tests/ffmpeg.regression.ref
index 8f6b43cb9405e4d079dc0efe5c539a0ab3458630..d6c301715c899b183cb5e23a45948333d35594e2 100644
--- a/tests/ffmpeg.regression.ref
+++ b/tests/ffmpeg.regression.ref
@@ -30,4 +30,3 @@ f23a9e50a559e174766ee808c48fea22 *./data/out.yuv
 21f8ff9f1daacd9133683bb4ea0f50a4 *./data/a-mp2.mp2
 116d1290ba1b4eb98fdee52e423417b1 *./data/out.wav
 048b9c3444c788bac6ce5cc3a8f4db00 *./data/a-ac3.rm
-004842f0a35eb3de1f38aec933130d81 *./data/out.wav
diff --git a/tests/regression.sh b/tests/regression.sh
index 264a4620a5308dce2831b33efbd1f952c7c7f92c..682bfbab14c420ba6ab9c1a8a9b765292353a064 100755
--- a/tests/regression.sh
+++ b/tests/regression.sh
@@ -238,7 +238,7 @@ file=${outfile}ac3.rm
 do_ffmpeg $file -y -ab 128 -ac 2 -f s16le  -i $pcm_src -vn $file 
 
 # ac3 decoding
-do_ffmpeg $pcm_dst -y -i $file -f wav $pcm_dst 
+#do_ffmpeg $pcm_dst -y -i $file -f wav $pcm_dst 
 fi
 
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