diff --git a/quad/.gitignore b/quad/.gitignore
index 5f60f1d1..f63d273d 100644
--- a/quad/.gitignore
+++ b/quad/.gitignore
@@ -27,3 +27,4 @@ quad/scribblings/quad.html
 quad/scribblings/racket.css
 quad/scribblings/scribble-common.js
 quad/scribblings/scribble.css
+quad/scribblings/pict*.png