diff --git a/zebra/rt_netlink.c b/zebra/rt_netlink.c
index 01b527ea808e..2c67d61569e6 100644
--- a/zebra/rt_netlink.c
+++ b/zebra/rt_netlink.c
@@ -1138,8 +1138,10 @@ static int netlink_route_change_read_multicast(struct nlmsghdr *h,
 				*(struct in6_addr *)RTA_DATA(tb[RTA_DST]);
 	}
 
-	if (tb[RTA_EXPIRES])
-		m->lastused = *(unsigned long long *)RTA_DATA(tb[RTA_EXPIRES]);
+	if (tb[RTA_EXPIRES]) {
+		uint32_t temporary = *(uint32_t *)RTA_DATA(tb[RTA_EXPIRES]);
+		m->lastused = temporary;
+	}
 
 	if (tb[RTA_MULTIPATH]) {
 		struct rtnexthop *rtnh =