diff --git a/README.md b/README.md
index b0a3f0e..8231868 100644
--- a/README.md
+++ b/README.md
@@ -181,6 +181,14 @@ Vue.use(D2Crud)
 Vue.use(vueCheetahGrid)
 ```
 
+*（可选）*在`package.json`里更改`element-ui`版本：
+
+```json
+"element-ui": ">2.15.9 || 2.15.8",
+```
+
+`2.15.9`有一个小[bug](https://github.com/ElemeFE/element/issues/21941)，会导致性能下降。
+
 此外请参照目录结构中注释进行代码合并：
 
 ```pre
diff --git a/package.json b/package.json
index 7f16018..12e3b49 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "better-scroll": "^1.15.2",
     "core-js": "^3.4.3",
     "dayjs": "^1.8.17",
-    "element-ui": "^2.15.9",
+    "element-ui": ">2.15.9 || 2.15.8",
     "faker": "^4.1.0",
     "flex.css": "^1.1.7",
     "fuse.js": "^5.2.3",
diff --git a/yarn.lock b/yarn.lock
index e4bd74b..f300d55 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4466,10 +4466,10 @@ electron-to-chromium@^1.4.172:
   resolved "https://registry.npmmirror.com/electron-to-chromium/-/electron-to-chromium-1.4.178.tgz#3dae6fda486007bb54bbfed420ebd40881a3de45"
   integrity sha512-aWuhJXkwIdoQzGR8p2QvR3N0OzdUKZSP8+P/hzuMzNQIPZoEa8HiCGM75bQBHjyz+eKT5PB9dVCzkK/tyQ4B5Q==
 
-element-ui@^2.15.9:
-  version "2.15.9"
-  resolved "https://registry.npmmirror.com/element-ui/-/element-ui-2.15.9.tgz#b03548e007b7ab7496c49a282db92a0fffd7efc7"
-  integrity sha512-dx45nQLt4Hn87/Z9eRr3ex6KFZbxlFAwEU3QoW3wA5EsYftvHTyL9Pq7VnXXD7hu1Eiaup2jcs6kp+/VSFmXuA==
+"element-ui@>2.15.9 || 2.15.8":
+  version "2.15.8"
+  resolved "https://registry.npmmirror.com/element-ui/-/element-ui-2.15.8.tgz#2f505a3de33c52df1fc69be739844c1b774cfcdc"
+  integrity sha512-N54zxosRFqpYax3APY3GeRmtOZwIls6Z756WM0kdPZ5Q92PIeKHnZgF1StlamIg9bLxP1k+qdhTZvIeQlim09A==
   dependencies:
     async-validator "~1.8.1"
     babel-helper-vue-jsx-merge-props "^2.0.0"