diff --git a/example/package.json b/example/package.json
index c56dd1df4..1062f6ad1 100644
--- a/example/package.json
+++ b/example/package.json
@@ -30,7 +30,7 @@
   },
   "dependencies": {
     "ali-oss": "^6.0.0",
-    "bootstrap": "^4.1.1",
+    "bootstrap": "^5.0.0",
     "express": "^4.17.1",
     "jquery": "^3.3.1"
   }