diff --git a/src/index.org b/src/index.org
index 07f2c59..066cbea 100644
--- a/src/index.org
+++ b/src/index.org
@@ -196,11 +196,11 @@ with corresponding equation numbers in complementary literature.
 
 These lecture notes are published as [[https://developer.mozilla.org/en-US/docs/Glossary/HTML][HTML]] static files with source code written in [[https://orgmode.org][Emacs Org mode]].
 
-All sources are preserved in a git repository at [[https://jscaux.org/git/jscaux/ba][https://jscaux.org/git/jscaux/ba]] whose contents are publicly accessible.
+All sources are preserved in a git repository at [[https://jscaux.org/git/jscaux/Bethe_Ansatz][https://jscaux.org/git/jscaux/Bethe_Ansatz]] whose contents are publicly accessible.
 
-Starting from the [[https://jscaux.org/git/jscaux/ba/src/branch/master/src/org/index.org][org source file]], custom [[https://www.python.org][python]] and shell scripts are used to produce the final HTML output. These scripts can be found in the main repository's [[https://jscaux.org/git/jscaux/ba/src/branch/master/scripts][scripts]] folder.
+Starting from the [[https://jscaux.org/git/jscaux/Bethe_Ansatz/src/branch/master/src/org/index.org][org source file]], custom [[https://www.python.org][python]] and shell scripts are used to produce the final HTML output. These scripts can be found in the main repository's [[https://jscaux.org/git/jscaux/ba/src/branch/master/scripts][scripts]] folder.
 
-Issues can be raised at [[https://jscaux.org/git/jscaux/ba/issues][https://jscaux.org/git/jscaux/ba/issues]]. Suggestions for improvements and extensions are welcome.
+Issues can be raised at [[https://jscaux.org/git/jscaux/Bethe_Ansatz/issues][https://jscaux.org/git/jscaux/Bethe_Ansatz/issues]]. Suggestions for improvements and extensions are welcome.
 
 *** Copyright and license
 :PROPERTIES: