Index: uspace/lib/display/include/ipc/display.h
===================================================================
--- uspace/lib/display/include/ipc/display.h	(revision db3895d936f17c9389f3e8e2689bf28645fc3697)
+++ uspace/lib/display/include/ipc/display.h	(revision 3a4a944f9be64d2ec90b47d2a2e5502e505d46a4)
@@ -33,6 +33,6 @@
  */
 
-#ifndef _LIBC_IPC_DISPLAY_H_
-#define _LIBC_IPC_DISPLAY_H_
+#ifndef LIBDISPLAY_IPC_DISPLAY_H
+#define LIBDISPLAY_IPC_DISPLAY_H
 
 #include <ipc/common.h>