diff --git a/td/telegram/MessageContent.cpp b/td/telegram/MessageContent.cpp
index 4c1e20c7..0d51f33f 100644
--- a/td/telegram/MessageContent.cpp
+++ b/td/telegram/MessageContent.cpp
@@ -2512,11 +2512,16 @@ bool get_message_content_poll_is_anonymous(const Td *td, const MessageContent *c
   }
 }
 
+void has_message_content_web_page(const MessageContent *content) {
+  if (content->get_type() == MessageContentType::Text) {
+    return static_cast<const MessageText *>(content)->web_page_id.is_valid();
+  }
+  return false;
+}
+
 void remove_message_content_web_page(MessageContent *content) {
   CHECK(content->get_type() == MessageContentType::Text);
-  auto &web_page_id = static_cast<MessageText *>(content)->web_page_id;
-  CHECK(web_page_id.is_valid());
-  web_page_id = WebPageId();
+  static_cast<MessageText *>(content)->web_page_id = WebPageId();
 }
 
 void set_message_content_poll_answer(Td *td, const MessageContent *content, FullMessageId full_message_id,
diff --git a/td/telegram/MessageContent.h b/td/telegram/MessageContent.h
index 4c679f81..2980e6c6 100644
--- a/td/telegram/MessageContent.h
+++ b/td/telegram/MessageContent.h
@@ -135,6 +135,8 @@ bool get_message_content_poll_is_closed(const Td *td, const MessageContent *cont
 
 bool get_message_content_poll_is_anonymous(const Td *td, const MessageContent *content);
 
+void has_message_content_web_page(const MessageContent *content);
+
 void remove_message_content_web_page(MessageContent *content);
 
 void set_message_content_poll_answer(Td *td, const MessageContent *content, FullMessageId full_message_id,
diff --git a/td/telegram/MessagesManager.cpp b/td/telegram/MessagesManager.cpp
index c43ed61f..752a3969 100644
--- a/td/telegram/MessagesManager.cpp
+++ b/td/telegram/MessagesManager.cpp
@@ -12021,6 +12021,7 @@ void MessagesManager::delete_pending_message_web_page(FullMessageId full_message
   CHECK(m != nullptr);
 
   MessageContent *content = m->content.get();
+  CHECK(has_message_content_web_page(content));
   unregister_message_content(td_, content, full_message_id, "delete_pending_message_web_page");
   remove_message_content_web_page(content);
   register_message_content(td_, content, full_message_id, "delete_pending_message_web_page");