diff --git a/packages/iocuak-e2e/package.json b/packages/iocuak-e2e/package.json
index be52c180..2d4198c2 100644
--- a/packages/iocuak-e2e/package.json
+++ b/packages/iocuak-e2e/package.json
@@ -15,7 +15,7 @@
   "dependencies": {
     "@cuaklabs/iocuak": "workspace:*",
     "@cucumber/cucumber": "10.9.0",
-    "chai": "4.5.0",
+    "chai": "5.1.1",
     "reflect-metadata": "0.2.2",
     "sinon": "17.0.2",
     "sinon-chai": "3.7.0"