diff --git a/test/command-config.test.js b/test/command-config.test.js
index 30f78d4..c97921e 100644
--- a/test/command-config.test.js
+++ b/test/command-config.test.js
@@ -2,6 +2,7 @@
 
 const t = require('tap')
 const h = require('./helper')
+const fs = require('fs')
 
 const cmd = h.buildProxyCommand('../lib/commands/config')
 const LocalConf = require('../lib/local-conf')
@@ -51,4 +52,8 @@ test('save config data', async t => {
     t.plan(1)
     t.equal(localConf.get('semver'), inputValue)
   })
+
+  t.teardown(() => {
+    fs.unlinkSync(build.path)
+  })
 })