diff --git a/docs/source/operators/public-server.rst b/docs/source/operators/public-server.rst
index d21244ad91..4f58918467 100644
--- a/docs/source/operators/public-server.rst
+++ b/docs/source/operators/public-server.rst
@@ -180,7 +180,7 @@ compliant self-signed certificate that will not raise warnings, it is possible
 certificate and follow the steps in :ref:`using-lets-encrypt` to set up a
 public server.
 
-.. _OWASP: https://www.owasp.org/index.php/Main_Page
+.. _OWASP: https://owasp.org/sitemap/
 .. _tutorial: https://arstechnica.com/information-technology/2009/12/how-to-get-set-with-a-secure-sertificate-for-free/
 
 .. _jupyter_public_server: