diff --git a/package.json b/package.json
index 18a7ea45..09d62673 100644
--- a/package.json
+++ b/package.json
@@ -75,6 +75,7 @@
     "@vue/cli-service": "~4.5.0",
     "babel-plugin-import": "^1.11.0",
     "cross-env": "^7.0.2",
+    "fs-extra": "^11.1.0",
     "jest": "^25.4.0",
     "mini-types": "*",
     "miniprogram-api-typings": "^3.3.2",