1 files changed, 1 insertions, 3 deletions
diff --git a/lib/overwrite.rb b/lib/overwrite.rb
index fa2128a..137fec8 100644
--- a/lib/overwrite.rb
+++ b/lib/overwrite.rb
@@ -10,13 +10,11 @@ class Object
   end
 end
 
-=begin
 module Enumerable
   def duplicates
-    inject({}) {|h,v| h[v] += 1; h}.reject{|k,v| v==1}.keys
+    inject({}) {|h,v| h[v]=h[v].to_i+1; h}.reject{|k,v| v==1}.keys
   end
 end
-=end
 
 class String
   def underscore