diff --git a/telegram.h b/telegram.h
index c7ce000..66fbfd0 100644
--- a/telegram.h
+++ b/telegram.h
@@ -115,6 +115,11 @@ struct telegram {
      */
     struct mtproto_connection *connection;
 
+    /*
+     * binlog
+     */
+    struct binlog *bl;
+
     /*
      * callbacks
      */