diff --git a/fxjs/xfa/cjx_handler.h b/fxjs/xfa/cjx_handler.h
index a5ad537..348eaf1 100644
--- a/fxjs/xfa/cjx_handler.h
+++ b/fxjs/xfa/cjx_handler.h
@@ -17,10 +17,16 @@
   explicit CJX_Handler(CXFA_Handler* node);
   ~CJX_Handler() override;
 
+  // CJX_Object:
+  bool DynamicTypeIs(TypeTag eType) const override;
+
   JSE_PROP(version);
 
  private:
   using Type__ = CJX_Handler;
+  using ParentType__ = CJX_TextNode;
+
+  static const TypeTag static_type__ = TypeTag::Handler;
 };
 
 #endif  // FXJS_XFA_CJX_HANDLER_H_