diff --git a/Library/Homebrew/requirements.rb b/Library/Homebrew/requirements.rb
index 4830513940..585e8e7c49 100644
--- a/Library/Homebrew/requirements.rb
+++ b/Library/Homebrew/requirements.rb
@@ -5,10 +5,10 @@ require 'extend/set'
 class LanguageModuleDependency < Requirement
   fatal true
 
-  def initialize language, module_name, import_name=nil
+  def initialize language, module_name, import_name=module_name
     @language = language
     @module_name = module_name
-    @import_name = import_name || module_name
+    @import_name = import_name
     super
   end