diff --git a/headers/private/app/ServerProtocol.h b/headers/private/app/ServerProtocol.h
index 511f5b4a60..29c2214410 100644
--- a/headers/private/app/ServerProtocol.h
+++ b/headers/private/app/ServerProtocol.h
@@ -287,7 +287,8 @@ AS_ROOTLAYER_DO_REDRAW,
 AS_ROOTLAYER_LAYER_MOVE,
 AS_ROOTLAYER_LAYER_RESIZE,
 AS_ROOTLAYER_ADD_TO_SUBSET,
-AS_ROOTLAYER_REMOVE_FROM_SUBSET
+AS_ROOTLAYER_REMOVE_FROM_SUBSET,
+AS_ROOTLAYER_WINBORDER_SET_WORKSPACES
 };
 
 #define AS_PATTERN_SIZE 8