diff --git a/app/models/recent_documents_block.rb b/app/models/recent_documents_block.rb
index 7b3fc7f..6173fac 100644
--- a/app/models/recent_documents_block.rb
+++ b/app/models/recent_documents_block.rb
@@ -32,8 +32,4 @@ class RecentDocumentsBlock < Block
     end
   end
 
-  def timeout
-    2.months
-  end
-
 end
diff --git a/app/sweepers/block_sweeper.rb b/app/sweepers/block_sweeper.rb
index fc8f0c0..41ae8a4 100644
--- a/app/sweepers/block_sweeper.rb
+++ b/app/sweepers/block_sweeper.rb
@@ -5,15 +5,14 @@ class BlockSweeper < ActiveRecord::Observer
   class << self
     include SweeperHelper
 
-    def cache_key_regex(block)
+    # Expire block's all languages cache
+    def expire_block(block)
       regex = '-[a-z]*$'
       clean_ck = block.cache_key.gsub(/#{regex}/,'')
-      %r{#{clean_ck+regex}}
-    end
 
-    # Expire block's all languages cache
-    def expire_block(block)
-      expire_timeout_fragment(cache_key_regex(block))
+      Noosfero.locales.keys.each do |locale|
+        expire_timeout_fragment("#{clean_ck}-#{locale}")
+      end
     end
 
     def expire_blocks(blocks)
--
libgit2 0.21.2