diff --git a/db/migrate/20170419000002_overview_role_ids.rb b/db/migrate/20170419000002_overview_role_ids.rb
index 255db825d..be488bd07 100644
--- a/db/migrate/20170419000002_overview_role_ids.rb
+++ b/db/migrate/20170419000002_overview_role_ids.rb
@@ -18,6 +18,8 @@ class OverviewRoleIds < ActiveRecord::Migration
       overview.save!
     }
     remove_column :overviews, :role_id
+
+    Cache.clear
   end
 
 end