diff --git a/td/mtproto/Transport.cpp b/td/mtproto/Transport.cpp
index c68cb8999..cafaa08e2 100644
--- a/td/mtproto/Transport.cpp
+++ b/td/mtproto/Transport.cpp
@@ -319,7 +319,7 @@ Result<Transport::ReadResult> Transport::read(MutableSlice message, const AuthKe
     TRY_STATUS(read_crypto(message, auth_key, info, &data));
   }
   return ReadResult::make_packet(data);
-}  // namespace mtproto
+}
 
 size_t Transport::write(const Storer &storer, const AuthKey &auth_key, PacketInfo *info, MutableSlice dest) {
   if (info->type == PacketInfo::EndToEnd) {
diff --git a/tddb/td/db/binlog/BinlogEvent.h b/tddb/td/db/binlog/BinlogEvent.h
index 5a8bff448..334f7cdcd 100644
--- a/tddb/td/db/binlog/BinlogEvent.h
+++ b/tddb/td/db/binlog/BinlogEvent.h
@@ -80,7 +80,7 @@ struct BinlogEvent {
   Status init(BufferSlice &&raw_event, bool check_crc = true) TD_WARN_UNUSED_RESULT;
 
   static BufferSlice create_raw(uint64 id, int32 type, int32 flags, const Storer &storer);
-  std::string public_to_string() {
+  std::string public_to_string() const {
     return PSTRING() << "LogEvent[" << tag("id", format::as_hex(id_)) << tag("type", type_) << tag("flags", flags_)
                      << tag("data", data_.size()) << "]";
   }
diff --git a/tddb/td/db/binlog/detail/BinlogEventsProcessor.cpp b/tddb/td/db/binlog/detail/BinlogEventsProcessor.cpp
index 1eb23fe24..ad2820de2 100644
--- a/tddb/td/db/binlog/detail/BinlogEventsProcessor.cpp
+++ b/tddb/td/db/binlog/detail/BinlogEventsProcessor.cpp
@@ -12,6 +12,7 @@
 
 namespace td {
 namespace detail {
+
 void BinlogEventsProcessor::do_event(BinlogEvent &&event) {
   offset_ = event.offset_;
   auto fixed_id = event.id_ * 2;
@@ -66,5 +67,6 @@ void BinlogEventsProcessor::compactify() {
   empty_events_ = 0;
   CHECK(ids_.size() == events_.size());
 }
+
 }  // namespace detail
 }  // namespace td