-#define HOMEPAGE_URI "http://www.claws-mail.org/"
-#define MANUAL_URI "http://www.claws-mail.org/documentation.php"
-#define FAQ_URI "http://www.claws-mail.org/faq/index.php"
-#define PLUGINS_URI "http://www.claws-mail.org/plugins.php"
-#define DICTS_URI "http://www.claws-mail.org/win32/dictionaries.php"
-#define BUGZILLA_URI "http://www.thewildbeast.co.uk/claws-mail/bugzilla/enter_bug.cgi"
-#define THEMES_URI "http://www.claws-mail.org/themes.php"
-#define TOOLS_URI "http://www.claws-mail.org/tools.php"
-#define MAILING_LIST_URI "http://www.claws-mail.org/MLs.php"
+#define HOMEPAGE_URI "https://www.claws-mail.org/"
+#define MANUAL_URI "https://www.claws-mail.org/documentation.php"
+#define FAQ_URI "https://www.claws-mail.org/faq/index.php"
+#define PLUGINS_URI "https://www.claws-mail.org/plugins.php"
+#define DICTS_URI "https://www.claws-mail.org/win32/dictionaries.php"
+#define BUGZILLA_URI "https://www.thewildbeast.co.uk/claws-mail/bugzilla/enter_bug.cgi"
+#define THEMES_URI "https://www.claws-mail.org/themes.php"
+#define TOOLS_URI "https://www.claws-mail.org/tools.php"
+#define MAILING_LIST_URI "https://www.claws-mail.org/MLs.php"