diff --git a/package.json b/package.json
index 5a24e603..39f159c8 100644
--- a/package.json
+++ b/package.json
@@ -280,7 +280,7 @@
         "karma-spec-reporter": "^0.0.36",
         "karma-typescript": "^5.5.4",
         "magic-string": "^1.0.0",
-        "mocha": "^11.2.0",
+        "mocha": "^12.0.0",
         "nyc": "^18.0.0",
         "puppeteer": "^25.0.2",
         "rollup": "^4.14.1",