diff --git a/How-to-contribute.md b/How-to-contribute.md
index a24a0fe..306bc41 100644
--- a/How-to-contribute.md
+++ b/How-to-contribute.md
@@ -7,6 +7,6 @@ All contributions are welcome. We like to see contributions like for example:
 
 For help with running the tests, see [[https://github.com/TracksApp/tracks/wiki/Testing]]
 
-If (when!) you produce a cool new feature or fix a bug, create a pull request using the instructions in "GitHub manual":https://docs.github.com/en/github/collaborating-with-issues-and-pull-requests/proposing-changes-to-your-work-with-pull-requests Please try to write a useful and well-formatted commit message -- see some [formatting guidelines](http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html) and [tips for integrating with the issue tracker](https://www.assembla.com/spaces/tracks-tickets/github_tool).
+If (when!) you produce a cool new feature or fix a bug, create a pull request using the instructions in "GitHub manual":https://docs.github.com/en/github/collaborating-with-issues-and-pull-requests/proposing-changes-to-your-work-with-pull-requests Please try to write a useful and well-formatted commit message -- see some [formatting guidelines](http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html).
 
 Thanks!
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