Index: uspace/lib/display/include/ipc/display.h
===================================================================
--- uspace/lib/display/include/ipc/display.h	(revision 35cffeac21acf1766c2acbf62f162a7a62c130f7)
+++ uspace/lib/display/include/ipc/display.h	(revision 901b302e49c28f53b3b6002b374091c08eb75984)
@@ -50,4 +50,5 @@
 	DISPLAY_WINDOW_RESIZE_REQ,
 	DISPLAY_WINDOW_SET_CURSOR,
+	DISPLAY_WINDOW_SET_CAPTION,
 	DISPLAY_WINDOW_UNMAXIMIZE,
 	DISPLAY_GET_EVENT,