# Https://github.com/discourse/discourse\_docker#labels leads to error

**URL:** https://meta.discourse.org/t/https-github-com-discourse-discourse-docker-labels-leads-to-error/136783
**Category:** Bug
**Created:** [December 21, 2019, 5:19pm UTC](https://meta.discourse.org/t/https-github-com-discourse-discourse-docker-labels-leads-to-error/136783 "2019-12-21T17:19:18Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![PackElend](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/packelend/32/95294_2.png) [@PackElend](https://meta.discourse.org/u/PackElend)
#### Post date: [December 21, 2019, 5:19pm UTC](https://meta.discourse.org/t/https-github-com-discourse-discourse-docker-labels-leads-to-error/136783/1 "2019-12-21T17:19:18Z")

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The documentation on  
[https://github.com/discourse/discourse\_docker#labels](https://github.com/discourse/discourse_docker#labels)  
needs to be updated.

` {{config}}` in

> #### labels:
> 
> ```plaintext
> # app.yml
> 
> labels:
> monitor: 'true'
> app_name: {{config}}_discourse
> 
> ```

leads to

> (\<unknown\>): did not find expected key while parsing a block mapping at line 40 column 3 -e LANG=en\_US.UTF-8  
> YAML syntax error. Please check your containers/\*.yml config files.

running

```
#### Installed

### 2.4.0.beta9

([eca1c643d5](https://github.com/discourse/discourse/commits/eca1c643d5da8583e7a054f83c5b68713944afa8))

```

---

<div class="post-metadata">

### Author: ![sam](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/sam/32/102149_2.png) [@sam](https://meta.discourse.org/u/sam)
#### Post date: [November 18, 2020, 8:12am UTC](https://meta.discourse.org/t/https-github-com-discourse-discourse-docker-labels-leads-to-error/136783/2 "2020-11-18T08:12:36Z")

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This should be fixed by:

[https://github.com/discourse/discourse\_docker/commit/4a4b0f8e470aa063f7f2e119da9c3a97f7d3886d](https://github.com/discourse/discourse_docker/commit/4a4b0f8e470aa063f7f2e119da9c3a97f7d3886d)

---

<div class="post-metadata">

### Author: ![sam](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/sam/32/102149_2.png) [@sam](https://meta.discourse.org/u/sam)
#### Post date: [November 18, 2020, 8:12am UTC](https://meta.discourse.org/t/https-github-com-discourse-discourse-docker-labels-leads-to-error/136783/3 "2020-11-18T08:12:40Z")

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