diff --git a/ripd/rip_interface.c b/ripd/rip_interface.c
index 827663a..4f80bf4 100644
--- a/ripd/rip_interface.c
+++ b/ripd/rip_interface.c
@@ -402,8 +402,9 @@
   rip_if_down(ifp);
  
   if (IS_RIP_DEBUG_ZEBRA)
-    zlog_debug ("interface %s index %d flags %ld metric %d mtu %d is down",
-	       ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu);
+    zlog_debug ("interface %s index %d flags %llx metric %d mtu %d is down",
+	       ifp->name, ifp->ifindex, (unsigned long long)ifp->flags,
+	       ifp->metric, ifp->mtu);
 
   return 0;
 }
@@ -422,7 +423,7 @@
     return 0;
 
   if (IS_RIP_DEBUG_ZEBRA)
-    zlog_debug ("interface %s index %d flags %ld metric %d mtu %d is up",
+    zlog_debug ("interface %s index %d flags %lld metric %d mtu %d is up",
 	       ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu);
 
   /* Check if this interface is RIP enabled or not.*/
@@ -446,7 +447,7 @@
   ifp = zebra_interface_add_read (zclient->ibuf);
 
   if (IS_RIP_DEBUG_ZEBRA)
-    zlog_debug ("interface add %s index %d flags %ld metric %d mtu %d",
+    zlog_debug ("interface add %s index %d flags %lld metric %d mtu %d",
 	       ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu);
 
   /* Check if this interface is RIP enabled or not.*/
@@ -485,7 +486,7 @@
     rip_if_down(ifp);
   } 
   
-  zlog_info("interface delete %s index %d flags %ld metric %d mtu %d",
+  zlog_info("interface delete %s index %d flags %lld metric %d mtu %d",
 	    ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu);  
   
   /* To support pseudo interface do not free interface structure.  */