diff --git a/src/backends/drm/drm_blob.h b/src/backends/drm/drm_blob.h
index 21b4196..dd5e7a8 100644
--- a/src/backends/drm/drm_blob.h
+++ b/src/backends/drm/drm_blob.h
@@ -7,6 +7,7 @@
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 #pragma once
+#include <cstdint>
 #include <memory>
 
 namespace KWin