diff --git a/testing/cv_wait_example_test.c b/testing/cv_wait_example_test.c
index ab34cb5..ab1c6c3 100644
--- a/testing/cv_wait_example_test.c
+++ b/testing/cv_wait_example_test.c
@@ -153,7 +153,7 @@ static void example_cv_wait (testing t) {
 					       nsync_time_ms (500), NELEM (input), input));
 
 	/* delay: "one", "two", "three" are queued; not "four" */
-	nsync_time_sleep (nsync_time_ms (1200));
+	nsync_time_sleep (nsync_time_ms (2400));
 
 	remove_and_print_cv (&q, nsync_time_ms (1000), &output);    /* "one" */
 	remove_and_print_cv (&q, nsync_time_ms (1000), &output);    /* "three" (less than "two") */