diff --git a/packages/core/client/src/schema-component/antd/rich-text/RichText.tsx b/packages/core/client/src/schema-component/antd/rich-text/RichText.tsx
index 6eb74fec44..63d5d3ab74 100644
--- a/packages/core/client/src/schema-component/antd/rich-text/RichText.tsx
+++ b/packages/core/client/src/schema-component/antd/rich-text/RichText.tsx
@@ -45,7 +45,7 @@ export const RichText = connect(
         value={resultValue}
         onChange={(value) => {
           if (value === '<p><br></p>') {
-            onChange(undefined);
+            onChange('');
           } else {
             onChange(value);
           }