diff --git a/zebra/ChangeLog b/zebra/ChangeLog
index 49d922d..b0f0951 100644
--- a/zebra/ChangeLog
+++ b/zebra/ChangeLog
@@ -1,3 +1,8 @@
+2005-12-29  Greg Troxel  <gdt@fnord.ir.bbn.com>
+
+	* rt_socket.c (kernel_rtm_ipv4): Use AF_INET rather than AF_UNSPEC
+	for mask.  From David Young.
+
 2005-11-26 Paul Jakma <paul.jakma@sun.com>
 
 	* connected.{c,h}: (connected_add_ipv6) label should have
diff --git a/zebra/rt_socket.c b/zebra/rt_socket.c
index 67d2953..f9f194e 100644
--- a/zebra/rt_socket.c
+++ b/zebra/rt_socket.c
@@ -146,7 +146,7 @@
 	  else
 	    {
 	      masklen2ip (p->prefixlen, &sin_mask.sin_addr);
-	      sin_mask.sin_family = AF_UNSPEC;
+	      sin_mask.sin_family = AF_INET;
 #ifdef HAVE_SIN_LEN
 	      sin_mask.sin_len = sin_masklen (sin_mask.sin_addr);
 #endif /* HAVE_SIN_LEN */