diff --git a/package.json b/package.json
index 4920ea6..d835b96 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
 		"chai": "^4.2.0",
 		"connect": "^3.7.0",
 		"eslint": "^7.28.0",
-		"mocha": "^8.0.0",
+		"mocha": "^9.0.0",
 		"mocha-headless-chrome": "^3.1.0",
 		"open": "7.0.0",
 		"rollup": "^2.51.1",