diff --git a/src/examples/video-src-alloc.c b/src/examples/video-src-alloc.c
index add9597ed..c89ce8d78 100644
--- a/src/examples/video-src-alloc.c
+++ b/src/examples/video-src-alloc.c
@@ -192,7 +192,11 @@ static void on_stream_state_changed(void *_data, enum pw_stream_state old, enum
 		interval.tv_sec = 0;
 		interval.tv_nsec = 40 * SPA_NSEC_PER_MSEC;
 
-		if (pw_stream_is_driving(data->stream))
+		printf("driving:%d lazy:%d\n",
+				pw_stream_is_driving(data->stream),
+				pw_stream_is_lazy(data->stream));
+
+		if (pw_stream_is_driving(data->stream) != pw_stream_is_lazy(data->stream))
 			pw_loop_update_timer(pw_thread_loop_get_loop(data->loop),
 					data->timer, &timeout, &interval, false);
 		break;
@@ -390,6 +394,7 @@ int main(int argc, char *argv[])
 			"video-src-alloc",
 			pw_properties_new(
 				PW_KEY_MEDIA_CLASS, "Video/Source",
+				PW_KEY_NODE_SUPPORTS_REQUEST, "1",
 				NULL),
 			&stream_events,
 			&data);