diff --git a/app/models/region.rb b/app/models/region.rb
index 143a30e..8e262de 100644
--- a/app/models/region.rb
+++ b/app/models/region.rb
@@ -8,7 +8,7 @@ class Region < Category
     validators.count > 0
   end
 
-  named_scope :with_validators, :select => 'DISTINCT categories.id',
+  named_scope :with_validators, :select => 'DISTINCT ON (categories.id) *',
     :joins => 'INNER JOIN region_validators on (region_validators.region_id = categories.id)'
 
 end
--
libgit2 0.21.2