diff --git a/crypto/vm/boc.h b/crypto/vm/boc.h
index c4e6de45..73c20bdf 100644
--- a/crypto/vm/boc.h
+++ b/crypto/vm/boc.h
@@ -18,6 +18,7 @@
 */
 #pragma once
 #include <set>
+#include <map>
 #include "vm/db/DynamicBagOfCellsDb.h"
 #include "vm/cells.h"
 #include "td/utils/Status.h"
diff --git a/tl/generate/tl_writer_hpp.cpp b/tl/generate/tl_writer_hpp.cpp
index 1d75df12..cdcf26c4 100644
--- a/tl/generate/tl_writer_hpp.cpp
+++ b/tl/generate/tl_writer_hpp.cpp
@@ -27,7 +27,7 @@ bool TD_TL_writer_hpp::is_documentation_generated() const {
 }
 
 int TD_TL_writer_hpp::get_additional_function_type(const std::string &additional_function_name) const {
-  assert(additional_function_name == "downcast_call");
+  assert(additional_function_name == "downcast_call" || additional_function_name == "downcast_construct");
   return 2;
 }
 
@@ -195,7 +195,7 @@ std::string TD_TL_writer_hpp::gen_fetch_switch_end() const {
 
 std::string TD_TL_writer_hpp::gen_additional_function(const std::string &function_name, const tl::tl_combinator *t,
                                                       bool is_function) const {
-  assert(function_name == "downcast_call");
+  assert(function_name == "downcast_call" || function_name == "downcast_construct");
   return "";
 }