diff --git a/packages/webhook/package.json b/packages/webhook/package.json
index 98ab5065c..7fae56279 100644
--- a/packages/webhook/package.json
+++ b/packages/webhook/package.json
@@ -47,10 +47,10 @@
   },
   "devDependencies": {
     "@biomejs/biome": "^2.0.5",
-    "@types/chai": "^4.3.5",
+    "@types/chai": "^5.2.3",
     "@types/mocha": "^10.0.1",
     "c8": "^10.1.3",
-    "chai": "^4.3.8",
+    "chai": "^6.2.1",
     "mocha": "^11.7.1",
     "mocha-junit-reporter": "^2.2.1",
     "mocha-multi-reporters": "^1.5.1",