diff --git a/iscsi-scst/kernel/isert-scst/iser_global.c b/iscsi-scst/kernel/isert-scst/iser_global.c
index 96783c913..f7f7f5400 100644
--- a/iscsi-scst/kernel/isert-scst/iser_global.c
+++ b/iscsi-scst/kernel/isert-scst/iser_global.c
@@ -144,8 +144,9 @@ int isert_global_init(void)
 		return -ENOMEM;
 	}
 
-	isert_cmnd_cache = KMEM_CACHE(isert_cmnd,
-				     SCST_SLAB_FLAGS|SLAB_HWCACHE_ALIGN);
+	isert_cmnd_cache = KMEM_CACHE_USERCOPY(isert_cmnd,
+						SCST_SLAB_FLAGS|SLAB_HWCACHE_ALIGN,
+						iscsi);
 	if (!isert_cmnd_cache) {
 		destroy_workqueue(isert_glob.conn_wq);
 		PRINT_ERROR("Failed to alloc iser command cache");