diff --git a/assets/list.less b/assets/list.less
index a8bd3def..da26faef 100644
--- a/assets/list.less
+++ b/assets/list.less
@@ -17,6 +17,7 @@
     list-style: none;
     border-left: 1px solid blue;
     height: 180px;
+    min-width: 100px;
     overflow: auto;
 
     &:first-child {
diff --git a/package.json b/package.json
index 64e7db5b..257f3c9f 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "@babel/runtime": "^7.12.5",
     "array-tree-filter": "^2.1.0",
     "classnames": "^2.3.1",
-    "rc-select": "~14.0.0-alpha.8",
+    "rc-select": "~14.0.0-alpha.23",
     "rc-tree": "~5.4.3",
     "rc-util": "^5.6.1"
   },