diff --git a/package.json b/package.json
index 9db2267..3b9187e 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "homepage": "https://github.com/jwalton/node-supertest-fetch#readme",
     "devDependencies": {
         "@eslint/js": "^9.5.0",
-        "@types/chai": "^4.3.8",
+        "@types/chai": "^5.0.0",
         "@types/chai-as-promised": "^7.1.6",
         "@types/express": "^4.17.19",
         "@types/mocha": "^10.0.2",