diff --git a/lib/graphiti/adapters/active_record.rb b/lib/graphiti/adapters/active_record.rb
index c290f92c..873c6dc9 100644
--- a/lib/graphiti/adapters/active_record.rb
+++ b/lib/graphiti/adapters/active_record.rb
@@ -304,7 +304,7 @@ def destroy(model_instance)
       end
 
       def close
-        ::ActiveRecord::Base.clear_active_connections!
+        ::ActiveRecord::Base.connection_handler.clear_active_connections!
       end
 
       def can_group?