diff --git a/lib/activate/dev_manager.c b/lib/activate/dev_manager.c
index 15dec6faf..8b21ef18b 100644
--- a/lib/activate/dev_manager.c
+++ b/lib/activate/dev_manager.c
@@ -1916,11 +1916,8 @@ static int _check_holder(struct dev_manager *dm, struct dm_tree *dtree,
 
 		if (!strncmp(uuid, (char*)&lv->vg->id, sizeof(lv->vg->id)) &&
 		    !dm_tree_find_node_by_uuid(dtree, uuid)) {
-			if (!dm_strncpy((char*)&id, uuid, 2 * sizeof(struct id) + 1)) {
-				log_error(INTERNAL_ERROR "Too long UUID %s in VG %s.",
-					  uuid, lv->vg->name);
-				goto out;
-			}
+			/* trims any UUID suffix (i.e. -cow) */
+			(void) dm_strncpy((char*)&id, uuid, 2 * sizeof(struct id) + 1);
 
 			/* If UUID is not yet in dtree, look for matching LV */
 			if (!(lv_det = find_lv_in_vg_by_lvid(lv->vg, &id))) {