diff --git a/td/telegram/DialogDb.h b/td/telegram/DialogDb.h
index f5d51b43a..d2332d1a8 100644
--- a/td/telegram/DialogDb.h
+++ b/td/telegram/DialogDb.h
@@ -65,4 +65,4 @@ std::shared_ptr<DialogDbSyncSafeInterface> create_dialog_db_sync(
 
 std::shared_ptr<DialogDbAsyncInterface> create_dialog_db_async(std::shared_ptr<DialogDbSyncSafeInterface> sync_db,
                                                                int32 scheduler_id);
-};  // namespace td
+}  // namespace td
diff --git a/td/telegram/Global.h b/td/telegram/Global.h
index 4c5cf6b2c..55b6ad602 100644
--- a/td/telegram/Global.h
+++ b/td/telegram/Global.h
@@ -51,7 +51,7 @@ class TempAuthKeyWatchdog;
 class TopDialogManager;
 class UpdatesManager;
 class WebPagesManager;
-};  // namespace td
+}  // namespace td
 
 namespace td {
 
diff --git a/td/telegram/MessagesDb.h b/td/telegram/MessagesDb.h
index e3e3e1f3a..71676ead2 100644
--- a/td/telegram/MessagesDb.h
+++ b/td/telegram/MessagesDb.h
@@ -166,4 +166,4 @@ std::shared_ptr<MessagesDbSyncSafeInterface> create_messages_db_sync(
 
 std::shared_ptr<MessagesDbAsyncInterface> create_messages_db_async(std::shared_ptr<MessagesDbSyncSafeInterface> sync_db,
                                                                    int32 scheduler_id);
-};  // namespace td
+}  // namespace td
diff --git a/td/telegram/net/AuthDataShared.h b/td/telegram/net/AuthDataShared.h
index 027aa80ed..d6df6dd59 100644
--- a/td/telegram/net/AuthDataShared.h
+++ b/td/telegram/net/AuthDataShared.h
@@ -75,4 +75,4 @@ class AuthDataShared {
                                                 std::shared_ptr<Guard> guard);
 };
 
-};  // namespace td
+}  // namespace td
diff --git a/td/telegram/net/DcId.h b/td/telegram/net/DcId.h
index 4d9c1a70f..74346672e 100644
--- a/td/telegram/net/DcId.h
+++ b/td/telegram/net/DcId.h
@@ -103,4 +103,4 @@ inline StringBuilder &operator<<(StringBuilder &sb, const DcId &dc_id) {
   return sb;
 }
 
-};  // namespace td
+}  // namespace td
diff --git a/td/telegram/net/DcOptions.h b/td/telegram/net/DcOptions.h
index c4242cc64..aac0fc474 100644
--- a/td/telegram/net/DcOptions.h
+++ b/td/telegram/net/DcOptions.h
@@ -241,4 +241,4 @@ inline StringBuilder &operator<<(StringBuilder &sb, const DcOptions &dc_options)
   return sb << "DcOptions" << format::as_array(dc_options.dc_options);
 }
 
-};  // namespace td
+}  // namespace td
diff --git a/tddb/td/db/Pmc.h b/tddb/td/db/Pmc.h
index 9fd0c8202..e64910773 100644
--- a/tddb/td/db/Pmc.h
+++ b/tddb/td/db/Pmc.h
@@ -17,4 +17,4 @@ using BinlogPmcBase = BinlogKeyValue<ConcurrentBinlog>;
 using BinlogPmc = std::shared_ptr<BinlogPmcBase>;
 using BinlogPmcPtr = BinlogPmcBase *;
 
-};  // namespace td
+}  // namespace td
diff --git a/tddb/td/db/binlog/Binlog.h b/tddb/td/db/binlog/Binlog.h
index 603c0ffb0..41631f09c 100644
--- a/tddb/td/db/binlog/Binlog.h
+++ b/tddb/td/db/binlog/Binlog.h
@@ -34,7 +34,7 @@ namespace detail {
 class BinlogReader;
 class BinlogEventsProcessor;
 class BinlogEventsBuffer;
-};  // namespace detail
+}  // namespace detail
 
 class Binlog {
  public:
diff --git a/tddb/td/db/detail/RawSqliteDb.h b/tddb/td/db/detail/RawSqliteDb.h
index 801f3b192..a3a064884 100644
--- a/tddb/td/db/detail/RawSqliteDb.h
+++ b/tddb/td/db/detail/RawSqliteDb.h
@@ -14,6 +14,7 @@ struct sqlite3;
 
 namespace td {
 namespace detail {
+
 class RawSqliteDb {
  public:
   RawSqliteDb(sqlite3 *db, std::string path) : db_(db), path_(std::move(path)) {
@@ -47,5 +48,6 @@ class RawSqliteDb {
   sqlite3 *db_;
   std::string path_;
 };
-};  // namespace detail
+
+}  // namespace detail
 }  // namespace td
diff --git a/tdtl/td/tl/tl_simple.h b/tdtl/td/tl/tl_simple.h
index bf4801f1e..1fc797094 100644
--- a/tdtl/td/tl/tl_simple.h
+++ b/tdtl/td/tl/tl_simple.h
@@ -46,7 +46,7 @@ struct Type {
 
   // type == Vector
   const Type *vector_value_type{nullptr};
-};  // namespace simple
+};
 
 struct Arg {
   const Type *type;
diff --git a/test/tdclient.cpp b/test/tdclient.cpp
index 85e851627..da88ef0d7 100644
--- a/test/tdclient.cpp
+++ b/test/tdclient.cpp
@@ -836,4 +836,4 @@ class Tdclient_login : public td::Test {
 };
 //Tdclient_login Tdclient_login("Tdclient_login");
 
-};  // namespace td
+}  // namespace td