1 files changed, 8 insertions, 2 deletions
diff --git a/deps/uv/src/unix/darwin.c b/deps/uv/src/unix/darwin.c
index 85a1d9ad2d..77301722fc 100644
--- a/deps/uv/src/unix/darwin.c
+++ b/deps/uv/src/unix/darwin.c
@@ -403,9 +403,15 @@ uv_err_t uv_interface_addresses(uv_interface_address_t** addresses,
     address->name = strdup(ent->ifa_name);
 
     if (ent->ifa_addr->sa_family == AF_INET6) {
-      address->address.address6 = *((struct sockaddr_in6 *)ent->ifa_addr);
+      address->address.address6 = *((struct sockaddr_in6*) ent->ifa_addr);
     } else {
-      address->address.address4 = *((struct sockaddr_in *)ent->ifa_addr);
+      address->address.address4 = *((struct sockaddr_in*) ent->ifa_addr);
+    }
+
+    if (ent->ifa_netmask->sa_family == AF_INET6) {
+      address->netmask.netmask6 = *((struct sockaddr_in6*) ent->ifa_netmask);
+    } else {
+      address->netmask.netmask4 = *((struct sockaddr_in*) ent->ifa_netmask);
     }
 
     address->is_internal = ent->ifa_flags & IFF_LOOPBACK ? 1 : 0;