diff --git a/drivers/input/touchscreen/hampshire.c b/drivers/input/touchscreen/hampshire.c
index ecb1e0e01328a95680d3d8f7c64c5dd38c5ccd7f..eb052d559e547f4422a7294d3a6601fa13be4234 100644
--- a/drivers/input/touchscreen/hampshire.c
+++ b/drivers/input/touchscreen/hampshire.c
@@ -163,7 +163,7 @@ static int hampshire_connect(struct serio *serio, struct serio_driver *drv)
  * The serio driver structure.
  */
 
-static struct serio_device_id hampshire_serio_ids[] = {
+static const struct serio_device_id hampshire_serio_ids[] = {
 	{
 		.type	= SERIO_RS232,
 		.proto	= SERIO_HAMPSHIRE,