diff --git a/package.json b/package.json
index 557557a..3ec3280 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
   "dependencies": {
     "calver": "^21.11.3",
     "chai": "^4.2.0",
-    "mocha": "^8.2.1"
+    "mocha": "^9.1.3"
   },
   "devDependencies": {
     "nyc": "^15.1.0",