1 files changed, 1 insertions, 0 deletions
diff --git a/monitor.h b/monitor.h
index b0f9270a93..e35f1e4c65 100644
--- a/monitor.h
+++ b/monitor.h
@@ -23,6 +23,7 @@ typedef enum MonitorEvent {
     QEVENT_VNC_CONNECTED,
     QEVENT_VNC_INITIALIZED,
     QEVENT_VNC_DISCONNECTED,
+    QEVENT_BLOCK_IO_ERROR,
     QEVENT_MAX,
 } MonitorEvent;