diff --git a/lib/discourse_chat/provider/telegram/telegram_provider.rb b/lib/discourse_chat/provider/telegram/telegram_provider.rb
index bae0666..c8d4d7e 100644
--- a/lib/discourse_chat/provider/telegram/telegram_provider.rb
+++ b/lib/discourse_chat/provider/telegram/telegram_provider.rb
@@ -72,8 +72,6 @@ module DiscourseChat
         I18n.t(
             "chat_integration.provider.telegram.message",
             user: display_name,
-            username: post.user.username,
-            fullname: full_name,
             post_url: post.full_url,
             title: CGI::escapeHTML(topic.title),
             post_excerpt: post.excerpt(SiteSetting.chat_integration_telegram_excerpt_length, text_entities: true, strip_links: true, remap_emoji: true),