diff --git a/packages/core/client/src/schema-component/antd/input/Json.tsx b/packages/core/client/src/schema-component/antd/input/Json.tsx
index fd1898309..ad10b1d2c 100644
--- a/packages/core/client/src/schema-component/antd/input/Json.tsx
+++ b/packages/core/client/src/schema-component/antd/input/Json.tsx
@@ -42,7 +42,6 @@ export const Json = React.forwardRef<typeof Input.TextArea, JSONTextAreaProps>(
             field.setFeedback({});
             onChange?.(v);
           } catch (err) {
-            onChange?.(ev);
             field.setFeedback({
               type: 'error',
               code: 'JSONSyntaxError',