diff --git a/pimd/pim_util.c b/pimd/pim_util.c
index 273c332c95..1528d22867 100644
--- a/pimd/pim_util.c
+++ b/pimd/pim_util.c
@@ -172,7 +172,7 @@ int pim_get_all_mcast_group(struct prefix *prefix)
 bool pim_addr_is_multicast(pim_addr addr)
 {
 #if PIM_IPV == 4
-	if (IN_MULTICAST(addr.s_addr))
+	if (IN_MULTICAST(ntohl(addr.s_addr)))
 		return true;
 #else
 	if (IN6_IS_ADDR_MULTICAST(&addr))