diff --git a/src/backends/wayland/wayland_output.cpp b/src/backends/wayland/wayland_output.cpp
index a77daf2b58..0a664041d9 100644
--- a/src/backends/wayland/wayland_output.cpp
+++ b/src/backends/wayland/wayland_output.cpp
@@ -21,7 +21,6 @@
 #include <KWayland/Client/compositor.h>
 #include <KWayland/Client/pointer.h>
 #include <KWayland/Client/pointerconstraints.h>
-#include <KWayland/Client/shm_pool.h>
 #include <KWayland/Client/surface.h>
 #include <KWayland/Client/xdgdecoration.h>
 
diff --git a/src/backends/wayland/wayland_output.h b/src/backends/wayland/wayland_output.h
index 3a41113934..5f7b01c7bc 100644
--- a/src/backends/wayland/wayland_output.h
+++ b/src/backends/wayland/wayland_output.h
@@ -10,7 +10,6 @@
 
 #include "core/output.h"
 
-#include <KWayland/Client/buffer.h>
 #include <KWayland/Client/xdgshell.h>
 
 #include <QObject>
@@ -27,6 +26,8 @@ class XdgDecoration;
 }
 }
 
+struct wl_buffer;
+
 namespace KWin
 {
 namespace Wayland