diff --git a/package.json b/package.json
index 15ba199..86b2921 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
 	"homepage": "https://github.com/BlackPearSw/obfuscated-querystring#readme",
 	"type": "commonjs",
 	"devDependencies": {
-		"chai": "^4.2.0",
+		"chai": "^5.1.0",
 		"mocha": "^10.0.0"
 	},
 	"scripts": {