diff --git a/notes/Linux.md b/notes/Linux.md
index 6325e86e..8f27d75c 100644
--- a/notes/Linux.md
+++ b/notes/Linux.md
@@ -1078,7 +1078,7 @@ dmtsai pts/0 192.168.1.100 Thu Jul 9 17:23 - 23:36 (06:12)
 dmtsai pts/0 192.168.1.100 Thu Jul 9 08:02 - 08:17 (00:14)
 dmtsai tty1 Fri May 29 11:55 - 12:11 (00:15)
 
-$ last -n 5 | awk '{print $1 "\t" $3}
+$ last -n 5 | awk '{print $1 "\t" $3}'
 ```
 
 可以根据字段的某些条件进行匹配，例如匹配字段小于某个值的那一行数据。
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