diff --git a/headers/private/app/ServerProtocol.h b/headers/private/app/ServerProtocol.h
index 8275ad5cc8..52f7c3c0a3 100644
--- a/headers/private/app/ServerProtocol.h
+++ b/headers/private/app/ServerProtocol.h
@@ -306,6 +306,7 @@ enum {
 	AS_ROOTLAYER_LAYER_MOVE,
 	AS_ROOTLAYER_LAYER_RESIZE,
 	AS_ROOTLAYER_LAYER_SCROLL,
+	AS_ROOTLAYER_LAYER_COPYBITS,
 	AS_ROOTLAYER_ADD_TO_SUBSET,
 	AS_ROOTLAYER_REMOVE_FROM_SUBSET,
 	AS_ROOTLAYER_WINBORDER_SET_WORKSPACES,