diff --git a/basic/package.json b/basic/package.json
index 95af691..400262b 100644
--- a/basic/package.json
+++ b/basic/package.json
@@ -14,7 +14,7 @@
   },
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20240405.0",
-    "vitest": "^1.5.0",
+    "vitest": "^2.0.3",
     "wrangler": "^3.53.0"
   }
 }
diff --git a/blog/package.json b/blog/package.json
index 1888755..a2d2238 100644
--- a/blog/package.json
+++ b/blog/package.json
@@ -14,7 +14,7 @@
     "@cloudflare/vitest-pool-workers": "^0.2.0",
     "@cloudflare/workers-types": "^4.20240405.0",
     "typescript": "^5.4.5",
-    "vitest": "1.3.0",
+    "vitest": "2.0.3",
     "wrangler": "^3.53.0"
   }
 }