diff --git a/docs/backup.md b/docs/backup.md
index 9c02d98551..56054455ed 100644
--- a/docs/backup.md
+++ b/docs/backup.md
@@ -3,7 +3,7 @@ How to backup your Misskey
 
 Make sure **mongodb-tools** installed.
 
---
+---
 
 In your shell:
 ``` shell