diff --git a/src/components/Table/src/BasicTable.vue b/src/components/Table/src/BasicTable.vue
index 8b79620a..4ccc125a 100644
--- a/src/components/Table/src/BasicTable.vue
+++ b/src/components/Table/src/BasicTable.vue
@@ -375,6 +375,7 @@
       padding: 16px;
 
       .ant-form {
+        width: 100%;
         padding: 12px 10px 6px;
         margin-bottom: 16px;
         background-color: @component-background;