diff --git a/td/telegram/net/NetQuery.h b/td/telegram/net/NetQuery.h
index 7b60e541e..e62768787 100644
--- a/td/telegram/net/NetQuery.h
+++ b/td/telegram/net/NetQuery.h
@@ -266,8 +266,6 @@ class NetQuery : public TsListNode<NetQueryDebug> {
     finish_migrate(cancel_slot_);
   }
 
-  static int32 tl_magic(const BufferSlice &buffer_slice);
-
  private:
   State state_ = State::Empty;
   Type type_ = Type::Common;
@@ -319,6 +317,8 @@ class NetQuery : public TsListNode<NetQueryDebug> {
 
   static int32 get_my_id();
 
+  static int32 tl_magic(const BufferSlice &buffer_slice);
+
  public:
   double next_timeout_ = 1;          // for NetQueryDelayer
   double total_timeout_ = 0;         // for NetQueryDelayer/SequenceDispatcher
diff --git a/td/telegram/net/NetQueryCreator.cpp b/td/telegram/net/NetQueryCreator.cpp
index 8e9d4417f..dd399a340 100644
--- a/td/telegram/net/NetQueryCreator.cpp
+++ b/td/telegram/net/NetQueryCreator.cpp
@@ -32,7 +32,7 @@ NetQueryPtr NetQueryCreator::create(uint64 id, const telegram_api::Function &fun
   LOG_CHECK(real_size == slice.size()) << real_size << " " << slice.size() << " "
                                        << format::as_hex_dump<4>(Slice(slice.as_slice()));
 
-  int32 tl_constructor = NetQuery::tl_magic(slice);
+  int32 tl_constructor = function.get_id();
 
   size_t MIN_GZIPPED_SIZE = 128;
   auto gzip_flag = slice.size() < MIN_GZIPPED_SIZE ? NetQuery::GzipFlag::Off : NetQuery::GzipFlag::On;