diff --git a/tools/generator-fluid/package.json b/tools/generator-fluid/package.json
index 48a6ee1ad6c9..02630c76337d 100644
--- a/tools/generator-fluid/package.json
+++ b/tools/generator-fluid/package.json
@@ -28,7 +28,7 @@
   },
   "devDependencies": {
     "@types/mocha": "^8.2.2",
-    "mocha": "^8.4.0",
+    "mocha": "^9.1.2",
     "shelljs": "^0.8.4",
     "yeoman-assert": "^3.1.1",
     "yeoman-test": "^2.4.1"