diff --git a/discuss.md b/discuss.md
index 8001a128..50ef4c7c 100644
--- a/discuss.md
+++ b/discuss.md
@@ -5,7 +5,7 @@ title: Discussion
 There are many ways to discuss Library Carpentry lessons:
 
 - Join our [Gitter discussion forum](https://gitter.im/LibraryCarpentry/).
-- Join our [Slack organisation](https://swc-slack-invite.herokuapp.com/) and #libraries channel.
+- Join our [Slack organisation](https://slack-invite.carpentries.org/) and #libraries channel.
 - Stay in touch with our [Topicbox Group](https://carpentries.topicbox.com/groups/discuss-library-carpentry).
 - Follow updates on [Twitter](https://twitter.com/LibCarpentry).
 - Make a suggestion or correct an error by [raising an Issue](https://github.com/LibraryCarpentry/lc-open-refine/issues).
diff --git a/md5sum.txt b/md5sum.txt
index 00e1781a..eb6dc52a 100644
--- a/md5sum.txt
+++ b/md5sum.txt
@@ -11,7 +11,7 @@
 "episodes/05-exporting-data.md" "573aab78b7935191aef6da43c5e27251" "site/built/05-exporting-data.md" "2023-06-24"
 "episodes/06-data-formats-caveats.md" "3ec38a204ffaececc33368dc0965d75c" "site/built/06-data-formats-caveats.md" "2023-06-24"
 "instructors/instructor-notes.md" "4b4f2ce0892d499670043bb37a161339" "site/built/instructor-notes.md" "2023-06-24"
-"learners/discuss.md" "a86dc1c2b937b0dc3b6ac34b145057de" "site/built/discuss.md" "2023-04-21"
+"learners/discuss.md" "054e1628ea1963fb5ca1ba8b52883992" "site/built/discuss.md" "2023-08-31"
 "learners/reference.md" "d816da76523262ee2d5c788c1fae160d" "site/built/reference.md" "2023-04-21"
 "learners/setup.md" "02980d5954d71b1273a0b6dd0b993761" "site/built/setup.md" "2023-06-24"
 "profiles/learner-profiles.md" "60b93493cf1da06dfd63255d73854461" "site/built/learner-profiles.md" "2023-04-21"