diff --git a/data/telegram.org/support.html b/data/telegram.org/support.html
index 337a692aa6..9935d9b138 100644
--- a/data/telegram.org/support.html
+++ b/data/telegram.org/support.html
@@ -59,6 +59,9 @@
         <label for="support_phone">Your phone number:</label>
         <input type="text" class="form-control" id="support_phone" placeholder="+12223334455" name="phone" value="">
       </div>
+      <div class="form-group">
+        <input type="hidden" class="form-control" id="support_lang" name="setln" value="">
+      </div>
       <div class="support_submit">
         <button type="submit" class="btn btn-primary btn-lg">Submit</button>
       </div>