diff --git a/ripngd/ChangeLog b/ripngd/ChangeLog
index 7f85cc4..dcd8ded 100644
--- a/ripngd/ChangeLog
+++ b/ripngd/ChangeLog
@@ -1,3 +1,8 @@
+2005-01-04 Andrew J. Schorr <ajschorr@alumni.princeton.edu>
+
+	* ripngd.c: (ripng_recv_packet) Use ZCMSG_FIRSTHDR instead of
+	  CMSG_FIRSTHDR.
+
 2004-12-16 Andrew J. Schorr <ajschorr@alumni.princeton.edu>
 
 	* ripng_nexthop.c: Replace NEXTHOP_OUT macro with NEXTHOP_OUT_PTR,
diff --git a/ripngd/ripngd.c b/ripngd/ripngd.c
index 84ed45e..34282b8 100644
--- a/ripngd/ripngd.c
+++ b/ripngd/ripngd.c
@@ -263,7 +263,7 @@
   if (ret < 0)
     return ret;
 
-  for (cmsgptr = CMSG_FIRSTHDR(&msg); cmsgptr != NULL;
+  for (cmsgptr = ZCMSG_FIRSTHDR(&msg); cmsgptr != NULL;
        cmsgptr = CMSG_NXTHDR(&msg, cmsgptr)) 
     {
       /* I want interface index which this packet comes from. */