diff --git a/packages/vant-markdown-vetur/package.json b/packages/vant-markdown-vetur/package.json
index ba45e0a40..3d0ecff08 100644
--- a/packages/vant-markdown-vetur/package.json
+++ b/packages/vant-markdown-vetur/package.json
@@ -29,6 +29,7 @@
     "fs-extra": "^10.0.0"
   },
   "devDependencies": {
-    "@types/fs-extra": "^9.0.13"
+    "@types/fs-extra": "^9.0.13",
+    "typescript": "^4.7.4"
   }
 }