diff --git a/package.json b/package.json
index 1016c8fcf86..f3fb98d72b0 100644
--- a/package.json
+++ b/package.json
@@ -125,7 +125,7 @@
     "selenium-webdriver": "4.24.0",
     "semver": "7.6.3",
     "sinon": "18.0.1",
-    "sinon-chai": "3.7.0",
+    "sinon-chai": "4.0.0",
     "typescript": "5.4.5",
     "url-toolkit": "2.2.5",
     "wrangler": "3.78.4"