diff --git a/test/index.js b/test/index.js
index 47ebda4..11b1f99 100644
--- a/test/index.js
+++ b/test/index.js
@@ -197,5 +197,5 @@ test('throws when both `now.json` and `package.json:now` exist', async t => {
   }
   t.is(e.name, 'Error')
   t.is(e.userError, true)
-  t.pass(/please ensure there\'s a single source of configuration/i.test(e.message))
+  t.pass(/please ensure there's a single source of configuration/i.test(e.message))
 })