diff --git a/target/linux/apm821xx/sata/config-default b/target/linux/apm821xx/sata/config-default
index 97d9b5f40b..8cb55c1aca 100644
--- a/target/linux/apm821xx/sata/config-default
+++ b/target/linux/apm821xx/sata/config-default
@@ -16,10 +16,10 @@ CONFIG_CRYPTO_CRC32=y
 CONFIG_CRYPTO_CRC32C=y
 CONFIG_CRYPTO_MD5_PPC=y
 CONFIG_CRYPTO_SHA1_PPC=y
-+# CONFIG_DM_CRYPT is not set
-+# CONFIG_DM_INIT is not set
-+# CONFIG_DM_MIRROR is not set
-+# CONFIG_DM_SNAPSHOT is not set
+# CONFIG_DM_CRYPT is not set
+# CONFIG_DM_INIT is not set
+# CONFIG_DM_MIRROR is not set
+# CONFIG_DM_SNAPSHOT is not set
 CONFIG_EXT4_FS=y
 CONFIG_F2FS_FS=y
 CONFIG_FREEZER=y