diff --git a/.gitignore b/.gitignore
index a8ebcc0f3..7199499a4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,6 +11,12 @@
 /svn
 /svn.bat
 /svnversion.bat
+/.codereview_upload_cookies
+/.gitconfig
+/.git_cl_description_backup
+/.last_codereview_email_address
+/.ssh
+/.subversion
 
 # Ignore locations where third-party tools are placed during bootstrapping.
 /python_bin