diff --git a/lib/graphiti_errors.rb b/lib/graphiti_errors.rb
index 7d2a5a5..be50b9a 100644
--- a/lib/graphiti_errors.rb
+++ b/lib/graphiti_errors.rb
@@ -16,6 +16,7 @@ class << self
       end
 
       def self.inherited(subklass)
+        super
         subklass._errorable_registry = _errorable_registry.dup
       end
     end