diff --git a/drivers/serial/mux.c b/drivers/serial/mux.c
index 1890646..a12005b 100644
--- a/drivers/serial/mux.c
+++ b/drivers/serial/mux.c
@@ -497,7 +497,7 @@
 MODULE_DEVICE_TABLE(parisc, mux_tbl);
 
 static struct parisc_driver serial_mux_driver = {
-	.name =		"Serial MUX",
+	.name =		"serial_mux",
 	.id_table =	mux_tbl,
 	.probe =	mux_probe,
 };