diff --git a/ospfd/ospf_spf.c b/ospfd/ospf_spf.c
index 5afdf16..bc12c36 100644
--- a/ospfd/ospf_spf.c
+++ b/ospfd/ospf_spf.c
@@ -424,6 +424,7 @@
                   if (oi && oi->type == OSPF_IFTYPE_POINTOMULTIPOINT)
                     {
                       struct prefix_ipv4 la;
+                      la.family = AF_INET;
                       la.prefixlen = oi->address->prefixlen;
                       /* We link to them on PtMP interface
                          - find the interface on w */