diff --git a/models/config.php b/models/config.php
index 4cf4b21..d1fdedf 100644
--- a/models/config.php
+++ b/models/config.php
@@ -10,7 +10,7 @@ use PicoDb\Database;
 use PicoFeed\Config\Config as ReaderConfig;
 use PicoFeed\Logging\Logger;
 
-const HTTP_USER_AGENT = 'Miniflux (http://miniflux.net)';
+const HTTP_USER_AGENT = 'Miniflux (https://miniflux.net)';
 
 // Get PicoFeed config
 function get_reader_config()
diff --git a/templates/about.php b/templates/about.php
index f68688e..1ac66f8 100644
--- a/templates/about.php
+++ b/templates/about.php
@@ -29,7 +29,7 @@
         <h3><?= t('About') ?></h3>
         <ul>
             <li><?= t('Miniflux version:') ?> <strong><?= APP_VERSION ?></strong></li>
-            <li><?= t('Official website:') ?> <a href="http://miniflux.net" rel="noreferrer" target="_blank">http://miniflux.net</a></li>
+            <li><?= t('Official website:') ?> <a href="https://miniflux.net" rel="noreferrer" target="_blank">https://miniflux.net</a></li>
             <li><a href="?action=console"><?= t('Console') ?></a></li>
         </ul>
     </div>