diff --git a/package.json b/package.json
index d35996f..7343d1d 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
   },
   "devDependencies": {
     "chai": "^3.5.0",
-    "mocha": "^3.1.2",
+    "mocha": "^9.0.2",
     "mockery": "^2.0.0",
     "sinon": "^2.1.0",
     "supertest": "^2.0.1"