Index: uspace/srv/net/inetsrv/addrobj.c
===================================================================
--- uspace/srv/net/inetsrv/addrobj.c	(revision 88739997d87b789954239577e7a720f6c0c87b49)
+++ uspace/srv/net/inetsrv/addrobj.c	(revision 36fcd0aa0351a3cf863769051cecc98de2bbc353)
@@ -428,5 +428,5 @@
 	/* id */
 
-	rv = asprintf(&str, "%lu", addr->id);
+	rv = asprintf(&str, "%zu", addr->id);
 	if (rv < 0) {
 		str = NULL;
Index: uspace/srv/net/inetsrv/sroute.c
===================================================================
--- uspace/srv/net/inetsrv/sroute.c	(revision 88739997d87b789954239577e7a720f6c0c87b49)
+++ uspace/srv/net/inetsrv/sroute.c	(revision 36fcd0aa0351a3cf863769051cecc98de2bbc353)
@@ -324,5 +324,5 @@
 	/* id */
 
-	rv = asprintf(&str, "%lu", sroute->id);
+	rv = asprintf(&str, "%zu", sroute->id);
 	if (rv < 0) {
 		str = NULL;