diff --git a/.gitignore b/.gitignore
index 94061ea..6492eef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 build
 build/revision
+._*
 *.xcodeproj/
 !*.xcodeproj/project.pbxproj
 Nightly.app.zip