diff --git a/.hgignore b/.hgignore
index 173f31ccc7..2164958a84 100644
--- a/.hgignore
+++ b/.hgignore
@@ -13,6 +13,7 @@ ffmpeg-*
 *.idb
 *.pdb
 *.exp
+*.dmg
 ___*
 .hg
 .hgignore