diff --git a/tests/kernel/timer/timer_api/src/main.c b/tests/kernel/timer/timer_api/src/main.c
index ffa7ba76619082..633a853136f359 100644
--- a/tests/kernel/timer/timer_api/src/main.c
+++ b/tests/kernel/timer/timer_api/src/main.c
@@ -245,9 +245,13 @@ void test_timer_periodicity(void)
 	k_timer_start(&periodicity_timer, 0, PERIOD);
 
 	/* clear the expiration that would have happenned due to
-	 * whatever duration that was set.
+	 * whatever duration that was set. Since timer is likely
+	 * to fire before call to k_timer_status_sync(), we have
+	 * to synchronize twice to ensure that the timestamp will
+	 * be fetched as soon as possible after timer firing.
 	 */
 	k_timer_status_sync(&periodicity_timer);
+	k_timer_status_sync(&periodicity_timer);
 	tdata.timestamp = k_uptime_get();
 
 	for (int i = 0; i < EXPIRE_TIMES; i++) {