diff --git a/drivers/gnss/ubx.c b/drivers/gnss/ubx.c
index 902b6854b7db6a79fd8a566a2242c81522bf45a8..12568aebb7f6aed96fd96410f82f9607f8ec5beb 100644
--- a/drivers/gnss/ubx.c
+++ b/drivers/gnss/ubx.c
@@ -59,7 +59,7 @@ static int ubx_set_power(struct gnss_serial *gserial,
 	return -EINVAL;
 }
 
-const struct gnss_serial_ops ubx_gserial_ops = {
+static const struct gnss_serial_ops ubx_gserial_ops = {
 	.set_power = ubx_set_power,
 };