diff --git a/examples/libs/timers/all-timers.c b/examples/libs/timers/all-timers.c
index 2a1f27b28..bb6dfed90 100644
--- a/examples/libs/timers/all-timers.c
+++ b/examples/libs/timers/all-timers.c
@@ -79,7 +79,7 @@ PROCESS_THREAD(timer_process, ev, data)
   PROCESS_BEGIN();
 
   ctimer_set(&timer_ctimer, CLOCK_SECOND, ctimer_callback, NULL);
-  rtimer_set(&timer_rtimer, RTIMER_NOW() + CLOCK_SECOND / 2, 0,
+  rtimer_set(&timer_rtimer, RTIMER_NOW() + RTIMER_SECOND / 2, 0,
              rtimer_callback, NULL);
 
   while(1) {