diff --git a/symlinks/bin/.gitignore b/symlinks/bin/.gitignore
index a43e06b..487b779 100644
--- a/symlinks/bin/.gitignore
+++ b/symlinks/bin/.gitignore
@@ -1,2 +1,6 @@
 bundle
 bundler
+rdoc
+ri
+syntax_suggest
+update_rubygems