diff --git a/web/package.json b/web/package.json
index b1d81a9..5fd810b 100644
--- a/web/package.json
+++ b/web/package.json
@@ -11,7 +11,7 @@
   "dependencies": {
     "@emotion/react": "^11.14.0",
     "@emotion/styled": "^11.14.0",
-    "@mui/material": "^7.0.0",
+    "@mui/material": "^9.0.1",
     "@tanstack/react-query": "^5.60.0",
     "axios": "^1.7.0",
     "react": "^19.0.0",