diff --git a/lib/octopress-paginate.rb b/lib/octopress-paginate.rb
index d868d1b..2cf74fd 100644
--- a/lib/octopress-paginate.rb
+++ b/lib/octopress-paginate.rb
@@ -146,6 +146,10 @@ def collection(page)
       if tags = page.data['paginate']['tags']
         collection = collection.reject{|p| (p.tags & tags).empty?}
       end
+      
+      if collection_tag = page.data['paginate']['collection_tag']
+        collection = collection.reject{|p| (not p.data['tags'].include? collection_tag)}
+      end
 
       collection
     end