diff --git a/tests/libav.regression.ref b/tests/libav.regression.ref
index 7db066b59c..3184d8626f 100644
--- a/tests/libav.regression.ref
+++ b/tests/libav.regression.ref
@@ -25,9 +25,6 @@ bac6c5f50f3ca5db6e2ef6eaccf1d4f1 *./data/b-libav.asf
 63e05396e2d52135c4025ce14eb090a9 *./data/b-libav.mov
 369893 ./data/b-libav.mov
 ./data/b-libav.mov CRC=0x48f5a90d
-8bf16d40a2ec19fa36b124a928e47e23 *./data/b-libav.nut
- 332358 ./data/b-libav.nut
-./data/b-libav.nut CRC=0x1fdd352c
 26c41db318d9aacfd6b9e734c0ea4d94 *./data/b-libav.dv
 3600000 ./data/b-libav.dv
 ./data/b-libav.dv CRC=0xa6b8b635
diff --git a/tests/regression.sh b/tests/regression.sh
index 50f9ff5527..6278929524 100755
--- a/tests/regression.sh
+++ b/tests/regression.sh
@@ -670,9 +670,9 @@ do_ffmpeg $file -t 1 -y -qscale 10 -f pgmyuv -i $raw_src -f s16le -i $pcm_src -a
 do_ffmpeg_crc $file -i $file
 
 # nut
-file=${outfile}libav.nut
-do_ffmpeg $file -t 1 -y -qscale 10 -f pgmyuv -i $raw_src -f s16le -i $pcm_src -acodec mp2 $file
-do_ffmpeg_crc $file -i $file
+#file=${outfile}libav.nut
+#do_ffmpeg $file -t 1 -y -qscale 10 -f pgmyuv -i $raw_src -f s16le -i $pcm_src -acodec mp2 $file
+#do_ffmpeg_crc $file -i $file
 
 # dv
 file=${outfile}libav.dv