diff --git a/app/models/region.rb b/app/models/region.rb
index 4d0f52f..73f1d0e 100644
--- a/app/models/region.rb
+++ b/app/models/region.rb
@@ -16,3 +16,6 @@ class Region < Category
   end
   
 end
+
+require_dependency 'city'
+require_dependency 'state'
--
libgit2 0.21.2