diff --git a/railties/lib/dispatcher.rb b/railties/lib/dispatcher.rb
index 140d8e84a39a728802d9be16d64e3e2239ec5123..2a0765a932bb770d7cba7cfb6463a20014127815 100644
--- a/railties/lib/dispatcher.rb
+++ b/railties/lib/dispatcher.rb
@@ -51,6 +51,7 @@ def reset_application
           Dependencies.remove_subclasses_for(ActiveRecord::Base, ActiveRecord::Observer, ActionController::Base)
         end
 
+        ActiveRecord::Base.connection.clear_query_cache
         Breakpoint.deactivate_drb if defined?(BREAKPOINT_SERVER_PORT)
       end
   end