diff --git a/packages/markdown-editor/package.json b/packages/markdown-editor/package.json
index 483eb73..f7053bf 100644
--- a/packages/markdown-editor/package.json
+++ b/packages/markdown-editor/package.json
@@ -47,7 +47,7 @@
     "react-dom": "19.2.8",
     "tailwindcss": "4.3.3",
     "typescript": "5.9.3",
-    "vitest": "4.1.10"
+    "vitest": "5.0.0"
   },
   "dependencies": {
     "clsx": "2.1.1",