diff --git a/.gitignore b/.gitignore
index 47a456944491a9e2473bcaeb1800cc52b08d5f4c..fd2e75da4db92eacd4c135a8d01d4ddb60709a47 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ DESIGN.html
 *~
 *.pyc
 _site
+.DS_Store