Update secret.md (#13039)

Command output fixed
2019-03-09 07:05:28 +01:00 · 2019-03-09 07:05:28 +01:00 · 424437c1dd
parent 0407c5500f
commit 424437c1dd
1 changed files with 2 additions and 1 deletions
--- a/content/en/docs/concepts/configuration/secret.md
+++ b/content/en/docs/concepts/configuration/secret.md
@ -530,9 +530,10 @@ echo $SECRET_USERNAME
 ```
 admin
 ```
-```
+```shell
 echo $SECRET_PASSWORD
 ```
+```
 1f2d1e2e67df
 ```