diff --git a/config/linux.config b/config/linux.config
index 51164fee..2097f214 100644
--- a/config/linux.config
+++ b/config/linux.config
@@ -1965,7 +1965,8 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_FS_DAX is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_EXPORTFS_BLOCK_OPS is not set
-# CONFIG_FILE_LOCKING is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_MANDATORY_FILE_LOCKING=y
 # CONFIG_FS_ENCRYPTION is not set
 # CONFIG_FSNOTIFY is not set
 # CONFIG_DNOTIFY is not set