diff --git a/app/src/Middleware/API.php b/app/src/Middleware/API.php
index 8ea8ea4..5db679a 100644
--- a/app/src/Middleware/API.php
+++ b/app/src/Middleware/API.php
@@ -46,6 +46,9 @@ class API
         if ($this->validate($request, $key)) {
             return $handler->handle($request);
         }
+        $this->logger->warning("Forbidden.", [
+            'headers' => $request->getHeaders()
+        ]);
         return $this->responseFactory->createResponse(403);
     }
     protected function validate(ServerRequestInterface $request, $incoming_key): bool