diff --git a/src/Auth0.php b/src/Auth0.php
index bdcb859..47cd425 100644
--- a/src/Auth0.php
+++ b/src/Auth0.php
@@ -76,7 +76,7 @@ public function getDefaultScopes()
     protected function checkResponse(ResponseInterface $response, $data)
     {
         if ($response->getStatusCode() >= 400) {
-            return Auth0IdentityProviderException::fromResponse(
+            throw Auth0IdentityProviderException::fromResponse(
                 $response,
                 $data['error'] ?: $response->getReasonPhrase()
             );