diff --git a/app/models/categories_block.rb b/app/models/categories_block.rb
index 9de3b39..df3f15e 100644
--- a/app/models/categories_block.rb
+++ b/app/models/categories_block.rb
@@ -30,7 +30,7 @@ class CategoriesBlock < Block
 
   def content(args={})
     block = self
-    lambda do
+    proc do
       render :file => 'blocks/categories', :locals => { :block => block }
     end
   end
--
libgit2 0.21.2