diff --git a/package.json b/package.json
index c22beaf..ac268ed 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "@vue/cli-plugin-babel": "^3.5.1",
     "@vue/cli-plugin-eslint": "^3.5.1",
     "@vue/cli-plugin-unit-jest": "^3.5.1",
-    "@vue/cli-service": "^3.5.1",
+    "@vue/cli-service": "^4.4.1",
     "@vue/eslint-config-standard": "^4.0.0",
     "@vue/test-utils": "^1.0.0-beta.29",
     "@vuedoc/md": "^1.6.0",