lib/jekyll/post.rb in jekyll-1.2.1 vs lib/jekyll/post.rb in jekyll-1.3.0.rc

@@ -17,13 +17,13 @@
       tags
       path
     ]
 
     # Attributes for Liquid templates
-    ATTRIBUTES_FOR_LIQUID = EXCERPT_ATTRIBUTES_FOR_LIQUID.concat(%w[
+    ATTRIBUTES_FOR_LIQUID = EXCERPT_ATTRIBUTES_FOR_LIQUID + %w[
       content
       excerpt
-    ])
+    ]
 
     # Post name validator. Post filenames must be like:
     # 2008-11-05-my-awesome-post.textile
     #
     # Returns true if valid, false if not.