diff --git a/README.rst b/README.rst
index e20f8e75facbafdc0c74bf200ddec4e946f16fd7..74af6b35bb4c2652d86ebd234439a127cf8a7244 100644
--- a/README.rst
+++ b/README.rst
@@ -51,6 +51,6 @@ AlekSIS® is a registered trademark of the AlekSIS open source project, represen
 by Teckids e.V. Please refer to the `trademark policy`_ for hints on using the trademark
 AlekSIS®.
 
-.. _AlekSIS: https://aleksis.org/
+.. _AlekSIS®: https://aleksis.org/
 .. _European Union Public Licence: https://eupl.eu/
 .. _trademark policy: https://aleksis.org/pages/about