diff --git a/.hgignore b/.hgignore
index 6f730f76e..aaea3b6c6 100644
--- a/.hgignore
+++ b/.hgignore
@@ -146,6 +146,7 @@ external_stlport
 .svn
 thumbs.db
 Thumbs.db
+.Sync*
 
 # build
 code/nel/build/*