diff --git a/lib/fog/collection.rb b/lib/fog/collection.rb
index e00470fc4..39c9d8950 100644
--- a/lib/fog/collection.rb
+++ b/lib/fog/collection.rb
@@ -130,7 +130,7 @@ module Fog
 
     def new(attributes = {})
       model.new(
-        attributes.merge!(
+        attributes.merge(
           :collection => self,
           :connection => connection
         )