diff --git a/server.c b/server.c
index 880ab3c..c7be51a 100644
--- a/server.c
+++ b/server.c
@@ -310,8 +310,6 @@ int bus_broadcast_message(bus_t *s, int sender_index, wire_message_t *msg, wire_
 
     bus_client_t *sender_client = &s->clients[sender_index];
 
-    printf("broadcasting message of %d bytes\n", body_end);
-
     int left = s->clients_count;
     for (int i = 0; i < BUS_MAX_CLIENTS && left > 0; i++) {
         if (s->clients[i].state != BUS_CLIENT_STATE_READY) {
diff --git a/wire.c b/wire.c
index 8043265..9227083 100644
--- a/wire.c
+++ b/wire.c
@@ -142,7 +142,7 @@ int wire_parse_message(wire_context_t *c, wire_message_t *msg)
                 msg->fields[field_code].t.u32 = u;
             } break;
             default: {
-                printf("header: unknown field: %d\n", field_code);
+                WARN("header: unknown field: %d\n", field_code);
                 return -1;
             } break;
         }