diff --git a/package.json b/package.json
index 30c61fc..8781970 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
 	"devDependencies": {
 		"@cloudflare/workers-types": "5.20260901.1",
 		"@playform/build": "0.3.4",
-		"vitest": "4.1.11"
+		"vitest": "5.0.0"
 	},
 	"publishConfig": {
 		"access": "public"