diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 04036ef..4d879b7 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -656,7 +656,7 @@
 	.attrs = cciss_host_attrs,
 };
 
-static struct attribute_group *cciss_host_attr_groups[] = {
+static const struct attribute_group *cciss_host_attr_groups[] = {
 	&cciss_host_attr_group,
 	NULL
 };