diff --git a/drivers/usb/phy/phy-tahvo.c b/drivers/usb/phy/phy-tahvo.c
index a31c8682e998..8babd318c0ed 100644
--- a/drivers/usb/phy/phy-tahvo.c
+++ b/drivers/usb/phy/phy-tahvo.c
@@ -326,7 +326,7 @@ static struct attribute *tahvo_attributes[] = {
 	NULL
 };
 
-static struct attribute_group tahvo_attr_group = {
+static const struct attribute_group tahvo_attr_group = {
 	.attrs = tahvo_attributes,
 };