correct language for code block

2025-03-24 14:56:46 +08:00 · 2013-05-20 20:41:16 -04:00 · 2013-05-20 20:41:16 -04:00 · a2c2d0f5de
commit a2c2d0f5de
parent 559c1e52aa
1 changed files with 1 additions and 1 deletions
--- a/docs/HEROKU.md
+++ b/docs/HEROKU.md
@ -25,7 +25,7 @@ For details on how to reduce the monthly cost of your application, see [Advanced

    *.gitignore*

-    ```ruby
+    ```diff
    - config/redis.yml
    + # config/redis.yml
    ```