diff --git a/sample/time-test.c b/sample/time-test.c
index c94c18a5..8d0fd91b 100644
--- a/sample/time-test.c
+++ b/sample/time-test.c
@@ -100,6 +100,9 @@ main(int argc, char **argv)
 
 	evutil_gettimeofday(&lasttime, NULL);
 
+	setbuf(stdout, NULL);
+	setbuf(stderr, NULL);
+
 	event_base_dispatch(base);
 
 	return (0);