diff --git a/td/generate/scheme/td_api.tl b/td/generate/scheme/td_api.tl
index 767d5d37e..cb949c692 100644
--- a/td/generate/scheme/td_api.tl
+++ b/td/generate/scheme/td_api.tl
@@ -2270,8 +2270,8 @@ chatEventPollStopped message:message = ChatEventAction;
 //@description A message was pinned @message Pinned message
 chatEventMessagePinned message:message = ChatEventAction;
 
-//@description A message was unpinned
-chatEventMessageUnpinned = ChatEventAction;
+//@description A message was unpinned @message Unpinned message
+chatEventMessageUnpinned message:message = ChatEventAction;
 
 //@description A new member joined the chat
 chatEventMemberJoined = ChatEventAction;
diff --git a/td/generate/scheme/td_api.tlo b/td/generate/scheme/td_api.tlo
index 1fced6629..89bfec09b 100644
Binary files a/td/generate/scheme/td_api.tlo and b/td/generate/scheme/td_api.tlo differ
diff --git a/td/telegram/MessagesManager.cpp b/td/telegram/MessagesManager.cpp
index cd8670745..c9d96f789 100644
--- a/td/telegram/MessagesManager.cpp
+++ b/td/telegram/MessagesManager.cpp
@@ -30468,10 +30468,15 @@ tl_object_ptr<td_api::ChatEventAction> MessagesManager::get_chat_event_action_ob
           parse_telegram_api_message(std::move(action->message_), false, "channelAdminLogEventActionUpdatePinned"),
           true);
       if (message.second == nullptr) {
-        return make_tl_object<td_api::chatEventMessageUnpinned>();
+        LOG(ERROR) << "Failed to get pinned message";
+        return nullptr;
+      }
+      auto message_object = get_message_object(message.first, message.second.get(), true);
+      if (message.second->is_pinned) {
+        return make_tl_object<td_api::chatEventMessagePinned>(std::move(message_object));
+      } else {
+        return make_tl_object<td_api::chatEventMessageUnpinned>(std::move(message_object));
       }
-      return make_tl_object<td_api::chatEventMessagePinned>(
-          get_message_object(message.first, message.second.get(), true));
     }
     case telegram_api::channelAdminLogEventActionEditMessage::ID: {
       auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionEditMessage>(action_ptr);