diff --git a/server/package.json b/server/package.json
index b827f9b..9733520 100644
--- a/server/package.json
+++ b/server/package.json
@@ -29,7 +29,7 @@
     "@types/node": "^22.10.5",
     "@types/supertest": "^6.0.2",
     "c8": "^10.1.3",
-    "chai": "^5.1.2",
+    "chai": "^6.2.2",
     "eslint": "^9.0.0",
     "@eslint/js": "^9.0.0",
     "typescript-eslint": "^8.0.0",