diff --git a/mm/vmscan.c b/mm/vmscan.c
index 099bbd4111211d58421c1ebd9dbc79702bc3a298..48976d98d5e816c02ea3a56616634039e9a24878 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -421,7 +421,7 @@ void register_shrinker_prepared(struct shrinker *shrinker)
 {
 	down_write(&shrinker_rwsem);
 	list_add_tail(&shrinker->list, &shrinker_list);
-#ifdef CONFIG_MEMCG_KMEM
+#ifdef CONFIG_MEMCG
 	if (shrinker->flags & SHRINKER_MEMCG_AWARE)
 		idr_replace(&shrinker_idr, shrinker, shrinker->id);
 #endif