diff --git a/src/Controller/APIController.php b/src/Controller/APIController.php
index 0f077c40..fcd49749 100644
--- a/src/Controller/APIController.php
+++ b/src/Controller/APIController.php
@@ -246,7 +246,7 @@ class APIController extends Controller
         $otp_mode = $_ENV['OTP_MODE'];
 
         // check for hardcoded phone number for app store testing
-        if ($phone_number = '639991112233')
+        if ($phone_number == '639991112233')
         {
             $code = '123456';
             $this->session->setConfirmCode($code)