diff --git a/package.json b/package.json
index 0390c8c9..b7e716ec 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "@alcalzone/release-script-plugin-license": "^3.7.0",
     "@iobroker/legacy-testing": "^1.0.12",
     "axios": "^1.7.2",
-    "chai": "^4.4.1",
+    "chai": "^5.1.1",
     "eslint": "^9.3.0",
     "gulp": "^4.0.2",
     "mocha": "^10.4.0"