diff --git a/lib/plugins/sms/mock-sms/mock-sms.js b/lib/plugins/sms/mock-sms/mock-sms.js
index d571582f..797baa10 100644
--- a/lib/plugins/sms/mock-sms/mock-sms.js
+++ b/lib/plugins/sms/mock-sms/mock-sms.js
@@ -2,5 +2,7 @@ exports.NAME = 'MockSMS'
 
 exports.sendMessage = function sendMessage (account, rec) {
   console.log('Sending SMS: %j', rec)
-  return Promise.resolve()
+  return new Promise(resolve => {
+    setTimeout(resolve, 10)
+  })
 }