diff --git a/td/telegram/Global.h b/td/telegram/Global.h
index 735634829..4b27e29b6 100644
--- a/td/telegram/Global.h
+++ b/td/telegram/Global.h
@@ -59,9 +59,6 @@ class ThemeManager;
 class TopDialogManager;
 class UpdatesManager;
 class WebPagesManager;
-}  // namespace td
-
-namespace td {
 
 class Global final : public ActorContext {
  public:
diff --git a/td/telegram/Td.h b/td/telegram/Td.h
index 92756c6af..71cb819e7 100644
--- a/td/telegram/Td.h
+++ b/td/telegram/Td.h
@@ -77,10 +77,6 @@ class VideosManager;
 class VoiceNotesManager;
 class WebPagesManager;
 
-}  // namespace td
-
-namespace td {
-
 extern int VERBOSITY_NAME(td_init);
 extern int VERBOSITY_NAME(td_requests);
 
diff --git a/td/telegram/files/FileStats.h b/td/telegram/files/FileStats.h
index 3589c276a..06d0b4530 100644
--- a/td/telegram/files/FileStats.h
+++ b/td/telegram/files/FileStats.h
@@ -17,13 +17,11 @@
 #include <unordered_map>
 
 namespace td {
+
 namespace td_api {
 class storageStatistics;
 class storageStatisticsFast;
 }  // namespace td_api
-}  // namespace td
-
-namespace td {
 
 struct FileTypeStat {
   int64 size{0};
diff --git a/td/telegram/net/ConnectionCreator.h b/td/telegram/net/ConnectionCreator.h
index 21537c76b..4927fb072 100644
--- a/td/telegram/net/ConnectionCreator.h
+++ b/td/telegram/net/ConnectionCreator.h
@@ -48,10 +48,6 @@ class StatsCallback;
 
 class GetHostByNameActor;
 
-}  // namespace td
-
-namespace td {
-
 extern int VERBOSITY_NAME(connections);
 
 class ConnectionCreator final : public NetQueryCallback {