diff --git a/fs/crypto/keysetup_v1.c b/fs/crypto/keysetup_v1.c
index 3fdf174384f3..75b0f1211a1e 100644
--- a/fs/crypto/keysetup_v1.c
+++ b/fs/crypto/keysetup_v1.c
@@ -59,7 +59,6 @@ static int derive_key_aes(const u8 *master_key,
 		tfm = NULL;
 		goto out;
 	}
-	crypto_skcipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
 	req = skcipher_request_alloc(tfm, GFP_KERNEL);
 	if (!req) {
 		res = -ENOMEM;