diff --git a/packages/core/client/src/schema-component/antd/association-field/SubTable.tsx b/packages/core/client/src/schema-component/antd/association-field/SubTable.tsx
index 368cb8e461..2f2fa5f0c6 100644
--- a/packages/core/client/src/schema-component/antd/association-field/SubTable.tsx
+++ b/packages/core/client/src/schema-component/antd/association-field/SubTable.tsx
@@ -61,6 +61,9 @@ const subTableContainer = css`
     transform: translateY(0);
     opacity: 1;
   }
+  .ant-table-cell .ant-formily-item-control {
+    max-width: 100% !important;
+  }
 `;
 
 const tableClassName = css`