diff --git a/packages/app/src/components/views/Field/index.tsx b/packages/app/src/components/views/Field/index.tsx
index 82f6da1d6..b185938bb 100644
--- a/packages/app/src/components/views/Field/index.tsx
+++ b/packages/app/src/components/views/Field/index.tsx
@@ -178,8 +178,8 @@ export function SubTableField(props: any) {
     return null;
   }
   return (
-    <div>
-      <Table size={'middle'} columns={fields2columns(children)} dataSource={value} pagination={false}/>
+    <div className={'sub-table-field'}>
+      <Table size={'small'} columns={fields2columns(children)} dataSource={value} pagination={false}/>
     </div>
   );
 }
diff --git a/packages/app/src/components/views/Field/style.less b/packages/app/src/components/views/Field/style.less
index 36113bc1b..e1d6f1a9c 100644
--- a/packages/app/src/components/views/Field/style.less
+++ b/packages/app/src/components/views/Field/style.less
@@ -13,3 +13,11 @@
     text-align: right;
   }
 }
+
+.sub-table-field {
+  overflow: auto;
+  > .ant-table-wrapper {
+    width: 1px;
+    overflow: visible;
+  }
+}
\ No newline at end of file