Index: uspace/lib/display/include/ipc/display.h
===================================================================
--- uspace/lib/display/include/ipc/display.h	(revision 7cc30e98a2b4441f4a5ddaa86d0a54c7ac71fab8)
+++ uspace/lib/display/include/ipc/display.h	(revision 5d86797880f0b93e7e77968366d64df9d54722c0)
@@ -42,4 +42,5 @@
 	DISPLAY_WINDOW_CREATE,
 	DISPLAY_WINDOW_DESTROY,
+	DISPLAY_WINDOW_MINIMIZE,
 	DISPLAY_WINDOW_MAXIMIZE,
 	DISPLAY_WINDOW_MOVE,