diff --git a/package.json b/package.json
index ee17b4d..77f38a1 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   },
   "devDependencies": {
     "@types/mocha": "^10.0.0",
-    "chai": "^4.2.0",
+    "chai": "^5.1.0",
     "chai-as-promised": "^7.1.1",
     "nyc": "^15.0.0",
     "mocha": "^10.0.0",