diff --git a/screenshots/demo.gif b/screenshots/demo.gif
index 59c04b2..dc5e0ad 100644
Binary files a/screenshots/demo.gif and b/screenshots/demo.gif differ
diff --git a/screenshots/demo.txt b/screenshots/demo.txt
index bccaa28..8b50685 100644
--- a/screenshots/demo.txt
+++ b/screenshots/demo.txt
@@ -2,5 +2,5 @@ Captured with Quicktime.
 
 Processed with:
 
-$ ffmpeg -i two.mov -s 700x478 -pix_fmt rgb24 -r 10 -f gif - | \
-  gifsicle --optimize=3 --delay=3  > out.gif 
+$ ffmpeg -i two.mov -s 700x478 -pix_fmt rgb24 -vf "lutyuv=y=val*1.3" -r 10 -f gif - | \
+  gifsicle --optimize=3 --delay=3  > out.gif