change min docker-compose version

This commit is contained in:
Sebastian Wiesendahl 2019-03-08 15:59:27 +01:00
parent aa7774801f
commit b5a827ff31
1 changed files with 1 additions and 1 deletions

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@ -92,7 +92,7 @@ edit the crontab file `nano cron/sa-learn`:
with plain docker-compose:
```docker-compose
version: "3.3"
version: "2"
services:
mail: