diff --git a/adnl/adnl-received-mask.h b/adnl/adnl-received-mask.h
index 74b6238e5..0822ae3ef 100644
--- a/adnl/adnl-received-mask.h
+++ b/adnl/adnl-received-mask.h
@@ -1,3 +1,21 @@
+/*
+    This file is part of TON Blockchain Library.
+
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    TON Blockchain Library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2017-2020 Telegram Systems LLP
+*/
 #pragma once
 
 #include "td/utils/int_types.h"
diff --git a/adnl/adnl-tunnel.cpp b/adnl/adnl-tunnel.cpp
index 94796bbde..360196f4e 100644
--- a/adnl/adnl-tunnel.cpp
+++ b/adnl/adnl-tunnel.cpp
@@ -1,3 +1,21 @@
+/*
+    This file is part of TON Blockchain Library.
+
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    TON Blockchain Library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2017-2020 Telegram Systems LLP
+*/
 #include "adnl-tunnel.h"
 #include "adnl-peer-table.h"
 
diff --git a/adnl/adnl-tunnel.h b/adnl/adnl-tunnel.h
index 9d54dcc9e..d7f6a66fa 100644
--- a/adnl/adnl-tunnel.h
+++ b/adnl/adnl-tunnel.h
@@ -1,27 +1,18 @@
 /*
-    This file is part of TON Blockchain source code.
+    This file is part of TON Blockchain Library.
 
-    TON Blockchain is free software; you can redistribute it and/or
-    modify it under the terms of the GNU General Public License
-    as published by the Free Software Foundation; either version 2
-    of the License, or (at your option) any later version.
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
 
-    TON Blockchain is distributed in the hope that it will be useful,
+    TON Blockchain Library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with TON Blockchain.  If not, see <http://www.gnu.org/licenses/>.
-
-    In addition, as a special exception, the copyright holders give permission
-    to link the code of portions of this program with the OpenSSL library.
-    You must obey the GNU General Public License in all respects for all
-    of the code used other than OpenSSL. If you modify file(s) with this
-    exception, you may extend this exception to your version of the file(s),
-    but you are not obligated to do so. If you do not wish to do so, delete this
-    exception statement from your version. If you delete this exception statement
-    from all source files in the program, then also delete it here.
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
 
     Copyright 2017-2020 Telegram Systems LLP
 */
diff --git a/crypto/test/wycheproof.h b/crypto/test/wycheproof.h
index 124108d78..86a18501f 100644
--- a/crypto/test/wycheproof.h
+++ b/crypto/test/wycheproof.h
@@ -1,3 +1,21 @@
+/*
+    This file is part of TON Blockchain Library.
+
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    TON Blockchain Library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2017-2020 Telegram Systems LLP
+*/
 #pragma once
 
 #include <string>
diff --git a/crypto/vm/boc.cpp b/crypto/vm/boc.cpp
index 058f1e997..c53595ffc 100644
--- a/crypto/vm/boc.cpp
+++ b/crypto/vm/boc.cpp
@@ -375,7 +375,7 @@ td::uint64 BagOfCells::compute_sizes(int mode, int& r_size, int& o_size) {
     r_size = o_size = 0;
     return 0;
   }
-  while (cell_count >= (1 << (rs << 3))) {
+  while (cell_count >= (1LL << (rs << 3))) {
     rs++;
   }
   td::uint64 hashes =
diff --git a/tddb/test/binlog.cpp b/tddb/test/binlog.cpp
index d3cc6c9b0..8a665439f 100644
--- a/tddb/test/binlog.cpp
+++ b/tddb/test/binlog.cpp
@@ -270,7 +270,7 @@ struct LogEventString {
       return -static_cast<int64>(need_size);
     }
     dest.truncate(need_size);
-    td::as<unsigned>(dest.data()) = tag;
+    td::as<unsigned>(dest.data()) = unsigned(tag);
     td::as<int>(dest.data() + 4) = td::narrow_cast<int>(data.size());
     dest.substr(8).copy_from(data);
     return dest.size();
diff --git a/tdutils/td/utils/as.h b/tdutils/td/utils/as.h
index 9b93b675d..c60c74e25 100644
--- a/tdutils/td/utils/as.h
+++ b/tdutils/td/utils/as.h
@@ -40,7 +40,7 @@ class As {
   }
   ~As() = default;
 
-  As &operator=(T new_value) && {
+  As &operator=(const T &new_value) && {
     std::memcpy(ptr_, &new_value, sizeof(T));
     return *this;
   }
diff --git a/tdutils/td/utils/port/uname.cpp b/tdutils/td/utils/port/uname.cpp
index 55775d9e4..1f94de881 100644
--- a/tdutils/td/utils/port/uname.cpp
+++ b/tdutils/td/utils/port/uname.cpp
@@ -1,3 +1,21 @@
+/*
+    This file is part of TON Blockchain Library.
+
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    TON Blockchain Library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2017-2020 Telegram Systems LLP
+*/
 #include "td/utils/port/uname.h"
 
 #include "td/utils/port/config.h"
diff --git a/tdutils/td/utils/port/uname.h b/tdutils/td/utils/port/uname.h
index aba0b09b0..26d5e15e1 100644
--- a/tdutils/td/utils/port/uname.h
+++ b/tdutils/td/utils/port/uname.h
@@ -1,3 +1,21 @@
+/*
+    This file is part of TON Blockchain Library.
+
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    TON Blockchain Library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2017-2020 Telegram Systems LLP
+*/
 #pragma once
 
 #include "td/utils/Slice.h"
diff --git a/tonlib/tonlib/TonlibClient.cpp b/tonlib/tonlib/TonlibClient.cpp
index 74ed3561a..e21568339 100644
--- a/tonlib/tonlib/TonlibClient.cpp
+++ b/tonlib/tonlib/TonlibClient.cpp
@@ -1928,7 +1928,22 @@ const MasterConfig& get_default_master_config() {
       "root_hash": "F6OpKZKqvqeFp6CQmFomXNMfMj2EnaUSOXN+Mh+wVWk=",
       "file_hash": "XplPz01CXAps5qeSWUtxcyBfdAo5zVb1N979KLSKD24="
     },
-    "init_block": {"workchain":-1,"shard":-9223372036854775808,"seqno":2908451,"root_hash":"5+7X1QHVUBFLFMwa/yd/2fGzt2KeQtwr+o6UUFOQ7Qc=","file_hash":"gmiUgrtAbvEJZYDEkcbeNOhGPS3g+qCepSOEBFLZFzk="}
+    "init_block" : {
+       "file_hash": "t/9VBPODF7Zdh4nsnA49dprO69nQNMqYL+zk5bCjV/8=",
+       "seqno": 8536841,
+       "root_hash": "08Kpc9XxrMKC6BF/FeNHPS3MEL1/Vi/fQU/C9ELUrkc=",
+       "workchain": -1,
+       "shard": -9223372036854775808
+   },
+   "hardforks": [
+      {
+        "file_hash": "t/9VBPODF7Zdh4nsnA49dprO69nQNMqYL+zk5bCjV/8=",
+         "seqno": 8536841,
+         "root_hash": "08Kpc9XxrMKC6BF/FeNHPS3MEL1/Vi/fQU/C9ELUrkc=",
+         "workchain": -1,
+         "shard": -9223372036854775808
+     }
+   ]
   }
 })abc");
     return res;