diff --git a/app/Http/Controllers/AccountApiController.php b/app/Http/Controllers/AccountApiController.php
index 59584cfeea77..f93bf85461bb 100644
--- a/app/Http/Controllers/AccountApiController.php
+++ b/app/Http/Controllers/AccountApiController.php
@@ -39,9 +39,9 @@ class AccountApiController extends BaseAPIController
 
     public function register(RegisterRequest $request)
     {
-        if (! \App\Models\LookupUser::validateEmail()) {
+        if (! \App\Models\LookupUser::validateEmail($request->email)) {
             return $this->errorResponse(['message' => trans('texts.email_taken')], 500);
-        }        
+        }
 
         $account = $this->accountRepo->create($request->first_name, $request->last_name, $request->email, $request->password);
         $user = $account->users()->first();