diff --git a/package.json b/package.json
index f90e59fd..d78ff3fa 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "@types/mocha": "^10.0.6",
     "@types/node": ">= 20.10.6",
     "c8": "^8.0.1",
-    "chai": "^4.3.10",
+    "chai": "^5.0.0",
     "chai-as-promised": "^7.1.1",
     "eslint-formatter-gha": "^1.4.3",
     "eslint-plugin-mocha": "^10.2.0",