diff --git a/Library/Homebrew/brew.rb b/Library/Homebrew/brew.rb
index ba8e445c8d..fcc78728d7 100644
--- a/Library/Homebrew/brew.rb
+++ b/Library/Homebrew/brew.rb
@@ -37,8 +37,8 @@ begin
   homebrew_path = PATH.new(ENV["HOMEBREW_PATH"])
 
   # Add SCM wrappers.
-  path.append(HOMEBREW_SHIMS_PATH/"scm")
-  homebrew_path.append(HOMEBREW_SHIMS_PATH/"scm")
+  path.prepend(HOMEBREW_SHIMS_PATH/"scm")
+  homebrew_path.prepend(HOMEBREW_SHIMS_PATH/"scm")
 
   ENV["PATH"] = path