1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c
index 4cdb975caa89..a654317e7d15 100644
--- a/drivers/usb/serial/opticon.c
+++ b/drivers/usb/serial/opticon.c
@@ -22,7 +22,7 @@
 
 static int debug;
 
-static struct usb_device_id id_table[] = {
+static const struct usb_device_id id_table[] = {
         { USB_DEVICE(0x065a, 0x0009) },
         { },
 };