diff --git a/board/freescale/t4qds/eth.c b/board/freescale/t4qds/eth.c
index 2dfdcbb..83a3a9b 100644
--- a/board/freescale/t4qds/eth.c
+++ b/board/freescale/t4qds/eth.c
@@ -153,7 +153,7 @@
 	bus->read = t4240qds_mdio_read;
 	bus->write = t4240qds_mdio_write;
 	bus->reset = t4240qds_mdio_reset;
-	sprintf(bus->name, t4240qds_mdio_name_for_muxval(muxval));
+	strcpy(bus->name, t4240qds_mdio_name_for_muxval(muxval));
 
 	pmdio->realbus = miiphy_get_dev_by_name(realbusname);