diff --git a/include/block/nbd.h b/include/block/nbd.h
index c74b7a9d2e..4ede3b2bd0 100644
--- a/include/block/nbd.h
+++ b/include/block/nbd.h
@@ -424,6 +424,6 @@ QIOChannel *coroutine_fn
 nbd_co_establish_connection(NBDClientConnection *conn, NBDExportInfo *info,
                             bool blocking, Error **errp);
 
-void coroutine_fn nbd_co_establish_connection_cancel(NBDClientConnection *conn);
+void nbd_co_establish_connection_cancel(NBDClientConnection *conn);
 
 #endif