diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index 779dce069cc5..7b539d92eeaf 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -1634,7 +1634,7 @@ static struct attribute * dasd_attrs[] = {
 	NULL,
 };
 
-static struct attribute_group dasd_attr_group = {
+static const struct attribute_group dasd_attr_group = {
 	.attrs = dasd_attrs,
 };