Add languages to code blocksdocs-code-block-style

4 files changed, 10 insertions, 10 deletions

diff --git a/doc/administration/container_registry.md b/doc/administration/container_registry.md
index fefc505e5bb..04f52783d22 100644
--- a/doc/administration/container_registry.md
+++ b/doc/administration/container_registry.md
@@ -217,7 +217,7 @@ look like:
 1. Open `/home/git/gitlab/config/gitlab.yml`, find the `registry` entry and
    configure it with the following settings:
 
-   ```
+   ```yaml
    registry:
      enabled: true
      host: registry.gitlab.example.com
@@ -259,7 +259,7 @@ Registry application itself.
 1. Open `/home/git/gitlab/config/gitlab.yml`, find the `registry` entry and
    set `enabled` to `false`:
 
-   ```
+   ```yaml
    registry:
      enabled: false
    ```
@@ -291,7 +291,7 @@ the Container Registry by themselves, follow the steps below.
 1. Open `/home/git/gitlab/config/gitlab.yml`, find the `default_projects_features`
    entry and configure it so that `container_registry` is set to `false`:
 
-   ```
+   ```yaml
    ## Default project features settings
    default_projects_features:
      issues: true
@@ -346,7 +346,7 @@ The default location where images are stored in source installations, is
 1. Open `/home/git/gitlab/config/gitlab.yml`, find the `registry` entry and
    change the `path` setting:
 
-   ```
+   ```yaml
    registry:
      path: shared/registry
    ```
@@ -453,7 +453,7 @@ In the examples below we set the Registry's port to `5001`.
 1. Open the configuration file of your Registry server and edit the
    [`http:addr`][registry-http-config] value:
 
-   ```
+   ```yaml
    http
      addr: localhost:5001
    ```
@@ -510,7 +510,7 @@ You can use GitLab as an auth endpoint and use a non-bundled Container Registry.
 
 1. Open `/home/git/gitlab/config/gitlab.yml`, and edit the configuration settings under `registry`:
 
-   ```
+   ```yaml
    ## Container Registry
 
    registry:
diff --git a/doc/administration/job_traces.md b/doc/administration/job_traces.md
index 126d78be79d..957916893d7 100644
--- a/doc/administration/job_traces.md
+++ b/doc/administration/job_traces.md
@@ -27,7 +27,7 @@ To change the location where the job logs will be stored, follow the steps below
 
 1. Edit `/etc/gitlab/gitlab.rb` and add or amend the following line:
 
-   ```
+   ```ruby
    gitlab_ci['builds_directory'] = '/mnt/to/gitlab-ci/builds'
    ```
 
diff --git a/doc/development/emails.md b/doc/development/emails.md
index 5a9c657ea10..e6af075a282 100644
--- a/doc/development/emails.md
+++ b/doc/development/emails.md
@@ -26,7 +26,7 @@ See the [Rails guides] for more info.
    feature and fill in the details for your specific IMAP server and email
    account:
 
-   Configuration for Gmail / Google Apps, assumes mailbox gitlab-incoming@gmail.com
+   Configuration for Gmail / Google Apps, assumes mailbox `gitlab-incoming@gmail.com`:
 
    ```yaml
    incoming_email:
diff --git a/doc/development/profiling.md b/doc/development/profiling.md
index 1d6a4e5f4bf..e1d1d2e33fa 100644
--- a/doc/development/profiling.md
+++ b/doc/development/profiling.md
@@ -95,7 +95,7 @@ Sherlock is a custom profiling tool built into GitLab. Sherlock is _only_
 available when running GitLab in development mode _and_ when setting the
 environment variable `ENABLE_SHERLOCK` to a non empty value. For example:
 
-```
+```sh
 ENABLE_SHERLOCK=1 bundle exec rails s
 ```
 
@@ -108,7 +108,7 @@ Bullet adds quite a bit of logging noise it's disabled by default. To enable
 Bullet, set the environment variable `ENABLE_BULLET` to a non-empty value before
 starting GitLab. For example:
 
-```
+```sh
 ENABLE_BULLET=true bundle exec rails s
 ```