diff --git a/packages/@vue/cli-service/lib/Service.js b/packages/@vue/cli-service/lib/Service.js
index <HASH>..<HASH> 100644
--- a/packages/@vue/cli-service/lib/Service.js
+++ b/packages/@vue/cli-service/lib/Service.js
@@ -189,7 +189,7 @@ module.exports = class Service {
       }
       plugins = plugins.concat(files.map(file => ({
         id: `local:${file}`,
-        apply: loadModule(file, this.pkgContext)
+        apply: loadModule(`./${file}`, this.pkgContext)
       })))
     }
fix: fix resolve project local plugin's file path (#<I>)