diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index c28c11c3..6427273c 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -72,7 +72,7 @@ jobs:
           --excl-br-line  '\#\[derive\(|// cov\(skip\)'
       - name: Coveralls upload
         if: matrix.rust-version == 'nightly' && matrix.cargo-args == '--all-features'
-        uses: coverallsapp/github-action@master
+        uses: coverallsapp/github-action@v2
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           path-to-lcov: coverage.lcov
diff --git a/fluent-bundle/README.md b/fluent-bundle/README.md
index 58bcc726..e8e15f89 100644
--- a/fluent-bundle/README.md
+++ b/fluent-bundle/README.md
@@ -108,4 +108,4 @@ a project to contribute to, please do get in touch on the mailing list and the
 IRC channel.
 
  - Discourse: https://discourse.mozilla.org/c/fluent
- - IRC channel: [irc://irc.mozilla.org/l20n](irc://irc.mozilla.org/l20n)
+ - Matrix channel: <a href="https://chat.mozilla.org/#/room/#fluent:mozilla.org">#fluent:mozilla.org</a>
diff --git a/fluent-fallback/README.md b/fluent-fallback/README.md
index 65f19e0c..b09809e3 100644
--- a/fluent-fallback/README.md
+++ b/fluent-fallback/README.md
@@ -6,7 +6,7 @@ The `Localization` struct encapsulates a persistant localization context providi
 language fallbacking. The instance remains available throughout the whole life cycle of
 the corresponding UI, reacting to events such as locale changes, resource updates etc.
 
-The API can be used directly, or can serve as an example of state manager for `fluent-bundle` and `fluent-resmgr`. 
+The API can be used directly, or can serve as an example of state manager for `fluent-bundle` and `fluent-resmgr`.
 
 [![crates.io](https://img.shields.io/crates/v/fluent-fallback.svg)](https://crates.io/crates/fluent-fallback)
 [![Build](https://github.com/projectfluent/fluent-rs/actions/workflows/test.yaml/badge.svg)](https://github.com/projectfluent/fluent-rs/actions/workflows/test.yaml)
@@ -99,4 +99,4 @@ a project to contribute to, please do get in touch on the mailing list and the
 IRC channel.
 
  - Discourse: https://discourse.mozilla.org/c/fluent
- - IRC channel: [irc://irc.mozilla.org/l20n](irc://irc.mozilla.org/l20n)
+ - Matrix channel: <a href="https://chat.mozilla.org/#/room/#fluent:mozilla.org">#fluent:mozilla.org</a>
diff --git a/fluent-resmgr/README.md b/fluent-resmgr/README.md
index c6bea206..97d6b2fa 100644
--- a/fluent-resmgr/README.md
+++ b/fluent-resmgr/README.md
@@ -96,4 +96,4 @@ a project to contribute to, please do get in touch on the mailing list and the
 IRC channel.
 
  - Discourse: https://discourse.mozilla.org/c/fluent
- - IRC channel: [irc://irc.mozilla.org/l20n](irc://irc.mozilla.org/l20n)
+ - Matrix channel: <a href="https://chat.mozilla.org/#/room/#fluent:mozilla.org">#fluent:mozilla.org</a>
diff --git a/fluent-syntax/README.md b/fluent-syntax/README.md
index e2cb59ff..7c2fd45b 100644
--- a/fluent-syntax/README.md
+++ b/fluent-syntax/README.md
@@ -60,4 +60,4 @@ trying to make your app localizable and multilingual, or a hacker looking for
 a project to contribute to, please do get in touch on discourse and the IRC channel.
 
  - Discourse: https://discourse.mozilla.org/c/fluent
- - IRC channel: [irc://irc.mozilla.org/l20n](irc://irc.mozilla.org/l20n)
+ - Matrix channel: <a href="https://chat.mozilla.org/#/room/#fluent:mozilla.org">#fluent:mozilla.org</a>
diff --git a/fluent-testing/README.md b/fluent-testing/README.md
index 9eeb6589..8bca39a5 100644
--- a/fluent-testing/README.md
+++ b/fluent-testing/README.md
@@ -71,4 +71,4 @@ a project to contribute to, please do get in touch on the mailing list and the
 IRC channel.
 
  - Discourse: https://discourse.mozilla.org/c/fluent
- - IRC channel: [irc://irc.mozilla.org/l20n](irc://irc.mozilla.org/l20n)
+ - Matrix channel: <a href="https://chat.mozilla.org/#/room/#fluent:mozilla.org">#fluent:mozilla.org</a>
diff --git a/fluent/README.md b/fluent/README.md
index 07407165..524588a6 100644
--- a/fluent/README.md
+++ b/fluent/README.md
@@ -117,4 +117,4 @@ a project to contribute to, please do get in touch on the mailing list and the
 IRC channel.
 
  - Discourse: https://discourse.mozilla.org/c/fluent
- - IRC channel: [irc://irc.mozilla.org/l20n](irc://irc.mozilla.org/l20n)
+ - Matrix channel: <a href="https://chat.mozilla.org/#/room/#fluent:mozilla.org">#fluent:mozilla.org</a>
diff --git a/intl-memoizer/README.md b/intl-memoizer/README.md
index d960277a..8e8c4e6a 100644
--- a/intl-memoizer/README.md
+++ b/intl-memoizer/README.md
@@ -71,4 +71,4 @@ a project to contribute to, please do get in touch on the mailing list and the
 IRC channel.
 
  - Discourse: https://discourse.mozilla.org/c/fluent
- - IRC channel: [irc://irc.mozilla.org/l20n](irc://irc.mozilla.org/l20n)
+ - Matrix channel: <a href="https://chat.mozilla.org/#/room/#fluent:mozilla.org">#fluent:mozilla.org</a>