README.md in opentelemetry-instrumentation-que-0.8.3 vs README.md in opentelemetry-instrumentation-que-0.8.4

@@ -4,11 +4,11 @@
 
 ## How do I get started?
 
 Install the gem using:
 
-```
+```console
 gem install opentelemetry-instrumentation-que
 ```
 
 Or, if you use [bundler][bundler-home], include `opentelemetry-instrumentation-que` to your `Gemfile`.
 
@@ -61,29 +61,29 @@
 
 ## How can I get involved?
 
 The `opentelemetry-instrumentation-que` gem source is [on github][repo-github], along with related gems including `opentelemetry-api` and `opentelemetry-sdk`.
 
-The OpenTelemetry Ruby gems are maintained by the OpenTelemetry-Ruby special interest group (SIG). You can get involved by joining us in [GitHub Discussions][discussions-url] or attending our weekly meeting. See the [meeting calendar][community-meetings] for dates and times. For more information on this and other language SIGs, see the OpenTelemetry [community page][ruby-sig].
+The OpenTelemetry Ruby gems are maintained by the OpenTelemetry Ruby special interest group (SIG). You can get involved by joining us on our [GitHub Discussions][discussions-url], [Slack Channel][slack-channel] or attending our weekly meeting. See the [meeting calendar][community-meetings] for dates and times. For more information on this and other language SIGs, see the OpenTelemetry [community page][ruby-sig].
 
 ## Testing the gem locally
 
 To install test dependencies run:
 
-```
+```console
 bundle exec appraisal
 ```
 
 To run tests on all appraised Que versions, run:
 
-```
+```console
 bundle exec appraisal rake test
 ```
 
 To run tests with a specific Que version, run:
 
-```
+```console
 bundle exec appraisal [que-version] rake test
 ```
 
 All appraised Que versions can be found in the [Appraisals][appraisal-file] file.
 
@@ -95,7 +95,8 @@
 [bundler-home]: https://bundler.io
 [repo-github]: https://github.com/open-telemetry/opentelemetry-ruby
 [license-github]: https://github.com/open-telemetry/opentelemetry-ruby-contrib/blob/main/LICENSE
 [ruby-sig]: https://github.com/open-telemetry/community#ruby-sig
 [community-meetings]: https://github.com/open-telemetry/community#community-meetings
+[slack-channel]: https://cloud-native.slack.com/archives/C01NWKKMKMY
 [discussions-url]: https://github.com/open-telemetry/opentelemetry-ruby/discussions
 [appraisal-file]: https://github.com/open-telemetry/opentelemetry-ruby-contrib/blob/main/instrumentation/que/Appraisals