Index: uspace/srv/net/ethip/ethip_nic.c
===================================================================
--- uspace/srv/net/ethip/ethip_nic.c	(revision c3b25985a33ea9ae992d45cc6df7c7a892242e79)
+++ uspace/srv/net/ethip/ethip_nic.c	(revision 2f11e6c9c9ca98eb176bceced095f74267a1d662)
@@ -317,5 +317,5 @@
 			break;
 		default:
-			log_msg(LOG_DEFAULT, LVL_DEBUG, "unknown IPC method: %d", IPC_GET_IMETHOD(call));
+			log_msg(LOG_DEFAULT, LVL_DEBUG, "unknown IPC method: %" PRIun, IPC_GET_IMETHOD(call));
 			async_answer_0(callid, ENOTSUP);
 		}