diff --git a/spice/qxl_dev.h b/spice/qxl_dev.h
index 10ecabd..82eb1c8 100644
--- a/spice/qxl_dev.h
+++ b/spice/qxl_dev.h
@@ -87,6 +87,8 @@ enum {
     QXL_IO_DESTROY_PRIMARY_ASYNC,
     QXL_IO_DESTROY_SURFACE_ASYNC,
     QXL_IO_DESTROY_ALL_SURFACES_ASYNC,
+    QXL_IO_FLUSH_SURFACES_ASYNC,
+    QXL_IO_FLUSH_RELEASE,
 
     QXL_IO_RANGE_SIZE
 };