diff --git a/lib/xdg/org.telegram.desktop.desktop b/lib/xdg/org.telegram.desktop.desktop
index d4bd3b8b41..68a6891591 100644
--- a/lib/xdg/org.telegram.desktop.desktop
+++ b/lib/xdg/org.telegram.desktop.desktop
@@ -8,7 +8,7 @@ Terminal=false
 StartupWMClass=TelegramDesktop
 Type=Application
 Categories=Chat;Network;InstantMessaging;Qt;
-MimeType=x-scheme-handler/tg;
+MimeType=x-scheme-handler/tg;x-scheme-handler/tonsite;
 Keywords=tg;chat;im;messaging;messenger;sms;tdesktop;
 Actions=quit;
 DBusActivatable=true
diff --git a/lib/xdg/org.telegram.desktop.metainfo.xml b/lib/xdg/org.telegram.desktop.metainfo.xml
index bbb41d5c31..01a1557622 100644
--- a/lib/xdg/org.telegram.desktop.metainfo.xml
+++ b/lib/xdg/org.telegram.desktop.metainfo.xml
@@ -89,5 +89,6 @@
         <binary>telegram-desktop</binary>
         <dbus type="session">org.telegram.desktop</dbus>
         <mediatype>x-scheme-handler/tg</mediatype>
+        <mediatype>x-scheme-handler/tonsite</mediatype>
     </provides>
 </component>