diff --git a/src/switch_time.c b/src/switch_time.c
index 2a67a56b5e..32a8c7da20 100644
--- a/src/switch_time.c
+++ b/src/switch_time.c
@@ -615,7 +615,7 @@ static switch_status_t timer_step(switch_timer_t *timer)
 	}
 
 	check_roll();
-	samples = timer->samples * (private_info->reference - private_info->start);
+	samples = (uint64_t)timer->samples * (private_info->reference - private_info->start);
 
 	if (samples > UINT32_MAX) {
 		private_info->start = private_info->reference - 1; /* Must have a diff */