diff --git a/spice/stream-device.h b/spice/stream-device.h
index 5eff1ae..6add42b 100644
--- a/spice/stream-device.h
+++ b/spice/stream-device.h
@@ -1,5 +1,5 @@
 /*
-   Copyright (C) 2017 Red Hat, Inc.
+   Copyright (C) 2017-2018 Red Hat, Inc.
 
    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions are
@@ -92,6 +92,10 @@ typedef enum StreamMsgType {
     STREAM_TYPE_CURSOR_MOVE,
 } StreamMsgType;
 
+typedef enum StreamCapabilities {
+    STREAM_CAP_END // this must be the last
+} StreamCapabilities;
+
 /* Generic extension capabilities.
  * This is a set of bits to specify which capabilities host and guest support.
  * This message is sent by the host to the guest or by the guest to the host.