diff --git a/plinth/modules/ttrss/data/etc/apache2/conf-available/tt-rss-plinth.conf b/plinth/modules/ttrss/data/etc/apache2/conf-available/tt-rss-plinth.conf
index 675ec36a7..8ec6b983d 100644
--- a/plinth/modules/ttrss/data/etc/apache2/conf-available/tt-rss-plinth.conf
+++ b/plinth/modules/ttrss/data/etc/apache2/conf-available/tt-rss-plinth.conf
@@ -12,6 +12,13 @@ Alias /tt-rss-app /usr/share/tt-rss/www
     </IfModule>
 </Location>
 
+# URLs without further authentication. The URLs contain a unique key generated
+# and managed by tt-rss. This includes articles marked public or even other
+# categories.
+<Location /tt-rss/public.php>
+    Require all granted
+</Location>
+
 <Location /tt-rss-app>
     Include includes/freedombox-auth-ldap.conf
     Require valid-user