diff --git a/plugins/ruby/ruby.plugin.zsh b/plugins/ruby/ruby.plugin.zsh
index 08ca9c60..38e4d7cd 100644
--- a/plugins/ruby/ruby.plugin.zsh
+++ b/plugins/ruby/ruby.plugin.zsh
@@ -3,4 +3,4 @@
 alias sgem='sudo gem'
 
 # Find ruby file
-alias rfind='find . -name *.rb | xargs grep -n'
+alias rfind='find . -name "*.rb" | xargs grep -n'