diff --git a/src/Middleware/AuthenticationServerMiddleware.php b/src/Middleware/AuthenticationServerMiddleware.php
index 2d5ffe41..83f3f1c5 100644
--- a/src/Middleware/AuthenticationServerMiddleware.php
+++ b/src/Middleware/AuthenticationServerMiddleware.php
@@ -34,7 +34,7 @@ class AuthenticationServerMiddleware
     public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next)
     {
         try {
-            $response = $this->server->respondToRequest($request, $response);
+            $response = $this->server->respondToAccessTokenRequest($request, $response);
         } catch (OAuthServerException $exception) {
             return $exception->generateHttpResponse($response);
             // @codeCoverageIgnoreStart
diff --git a/src/Server.php b/src/Server.php
index 3513d642..ba18ce91 100644
--- a/src/Server.php
+++ b/src/Server.php
@@ -139,7 +139,7 @@ class Server implements EmitterAwareInterface
         $tokenResponse = null;
         while ($tokenResponse === null && $grantType = array_shift($this->enabledGrantTypes)) {
             /** @var \League\OAuth2\Server\Grant\GrantTypeInterface $grantType */
-            if ($grantType->canRespondToRequest($request)) {
+            if ($grantType->canRespondToAccessTokenRequest($request)) {
                 $tokenResponse = $grantType->respondToRequest(
                     $request,
                     $this->getResponseType(),