diff --git a/d12_anim.webm b/d12_anim.webm
index 5a85745..614526d 100644
Binary files a/d12_anim.webm and b/d12_anim.webm differ
diff --git a/makeanim.sh b/makeanim.sh
index 21e7837..61d5afb 100755
--- a/makeanim.sh
+++ b/makeanim.sh
@@ -1,4 +1,4 @@
 #!/bin/sh
 ffmpeg -threads 0 -pattern_type glob -i "img/*.pam" -r 60 \
-    -filter:v "setpts=0.05*PTS,scale=iw*4:ih*4:flags=neighbor" \
+    -vf "format=yuv444p,setpts=0.05*PTS,scale=iw*4:ih*4:flags=neighbor" \
     anim.webm