diff --git a/lib/nexthop_group.c b/lib/nexthop_group.c
index af9cd2d79a..774d03079a 100644
--- a/lib/nexthop_group.c
+++ b/lib/nexthop_group.c
@@ -1046,26 +1046,18 @@ void nexthop_group_json_nexthop(json_object *j, const struct nexthop *nh)
 				       ifindex2ifname(nh->ifindex, nh->vrf_id));
 		break;
 	case NEXTHOP_TYPE_IPV4:
-		json_object_string_add(
-			j, "nexthop",
-			inet_ntop(AF_INET, &nh->gate.ipv4, buf, sizeof(buf)));
+		json_object_string_addf(j, "nexthop", "%pI4", &nh->gate.ipv4);
 		break;
 	case NEXTHOP_TYPE_IPV4_IFINDEX:
-		json_object_string_add(
-			j, "nexthop",
-			inet_ntop(AF_INET, &nh->gate.ipv4, buf, sizeof(buf)));
+		json_object_string_addf(j, "nexthop", "%pI4", &nh->gate.ipv4);
 		json_object_string_add(j, "vrfId",
 				       ifindex2ifname(nh->ifindex, nh->vrf_id));
 		break;
 	case NEXTHOP_TYPE_IPV6:
-		json_object_string_add(
-			j, "nexthop",
-			inet_ntop(AF_INET6, &nh->gate.ipv6, buf, sizeof(buf)));
+		json_object_string_addf(j, "nexthop", "%pI6", &nh->gate.ipv6);
 		break;
 	case NEXTHOP_TYPE_IPV6_IFINDEX:
-		json_object_string_add(
-			j, "nexthop",
-			inet_ntop(AF_INET6, &nh->gate.ipv6, buf, sizeof(buf)));
+		json_object_string_addf(j, "nexthop", "%pI6", &nh->gate.ipv6);
 		json_object_string_add(j, "vrfId",
 				       ifindex2ifname(nh->ifindex, nh->vrf_id));
 		break;