diff --git a/book/_config.yml b/book/_config.yml
index 52f1a81..108e141 100644
--- a/book/_config.yml
+++ b/book/_config.yml
@@ -91,6 +91,8 @@ sphinx:                                              # Options passed on to the
     #tippy_custom_tips                               # Default value not shown (line can be removed), creates custom tips, configuration part of TeachBooks-Sphinx-Tippy (https://teachbooks.io/manual/external/teachbooks-sphinx-tippy/README.html)
     tippy_enable_mathjax: true                       # Default value (line can be removed), enables tooltips for math equations, configuration part of TeachBooks-Sphinx-Tippy (https://teachbooks.io/manual/external/teachbooks-sphinx-tippy/README.html)
     #tippy_js                                        # Default value not shown (line can be removed), sets the Javascript required to enable tooltips, configuration part of TeachBooks-Sphinx-Tippy (https://teachbooks.io/manual/external/teachbooks-sphinx-tippy/README.html)
+    sphinx_github_alerts_backquotes: 3               # Default value (line can be removed), sets the number of backticks used to start and end the admonitions, configuration part of Sphinx-GitHub-Alerts (https://teachbooks.io/manual/_git/github.com_TeachBooks_Sphinx-GitHub-Alerts/main/README.html)
+    sphinx_github_alerts_redirects: {}               # Default value (line can be removed), no redirects are set, configuration part of Sphinx-GitHub-Alerts (https://teachbooks.io/manual/_git/github.com_TeachBooks_Sphinx-GitHub-Alerts/main/README.html)
 
 
 teachbooks: