diff --git a/scp.md b/scp.md
index e6e8568ac..dd0cc29c0 100644
--- a/scp.md
+++ b/scp.md
@@ -2,6 +2,7 @@
 title: scp
 category: CLI
 layout: 2017/sheet
+updated: 2018-12-25
 authors:
   - github: vastpeng
 ---