diff --git a/package.json b/package.json
index dc25675..7cb5147 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "@alcalzone/release-script-plugin-iobroker": "^3.7.0",
     "@alcalzone/release-script-plugin-license": "^3.7.0",
     "mocha": "^10.3.0",
-    "chai": "^4.3.10"
+    "chai": "^5.1.0"
   },
   "bugs": {
     "url": "https://github.com/ioBroker/ioBroker.vis-timeandweather/issues"