diff --git a/default.nix b/default.nix
index 0b2b2c0..01bb51a 100644
--- a/default.nix
+++ b/default.nix
@@ -11,9 +11,9 @@ let
     inherit (sources.ton) owner repo rev;
     # sadly, not the one niv comes up with. add this check
     # to make sure people update the hash
-    sha256 = if version == "ceaed40" then
-      "1znikk7l2pv5mdl9rh59dljdrqkbwnazlpdjr4yfc87bcynb1rbz" else
-      "0000000000000000000000000000000000000000000000000000";
+    hash = if version == "ae5c072" then
+      "sha256-6sKA3CPcMkkzLpMJULqGWcLg/INLOK5pVaNbljSIwIs=" else
+      "sha256-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=";
     fetchSubmodules = true;
   };
 in
diff --git a/nix/sources.json b/nix/sources.json
index 142c971..e76c5fb 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -5,34 +5,34 @@
         "homepage": "https://github.com/nmattia/niv",
         "owner": "nmattia",
         "repo": "niv",
-        "rev": "444c1ad4896ace10b97ab5becede1ceeced0a90c",
-        "sha256": "199nhdwlnk4wn4kgqyjq9z5cwlajjq7j3i4f54ihc1l9b9rggfd8",
+        "rev": "5830a4dd348d77e39a0f3c4c762ff2663b602d4c",
+        "sha256": "1d3lsrqvci4qz2hwjrcnd8h5vfkg8aypq3sjd4g3izbc8frwz5sm",
         "type": "tarball",
-        "url": "https://github.com/nmattia/niv/archive/444c1ad4896ace10b97ab5becede1ceeced0a90c.tar.gz",
+        "url": "https://github.com/nmattia/niv/archive/5830a4dd348d77e39a0f3c4c762ff2663b602d4c.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgs": {
-        "branch": "nixos-19.03",
+        "branch": "nixos-unstable",
         "description": "A read-only mirror of NixOS/nixpkgs tracking the released channels. Send issues and PRs to",
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs-channels",
-        "rev": "5f7eae4bbb15ce7fa4da1984fd6ba5be7af50952",
-        "sha256": "00bzh394dqlwyh53lsd5vj8jdy9pr30rp52q8q5z6h5kw2lr1byf",
+        "rev": "4762fba469e2baa82f983b262e2c06ac2fdaae67",
+        "sha256": "1sidky93vc2bpnwb8avqlym1p70h2szhkfiam549377v9r5ld2r1",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs-channels/archive/5f7eae4bbb15ce7fa4da1984fd6ba5be7af50952.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs-channels/archive/4762fba469e2baa82f983b262e2c06ac2fdaae67.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "ton": {
         "branch": "master",
         "description": null,
         "homepage": null,
-        "owner": "ton-blockchain",
+        "owner": "newton-blockchain",
         "repo": "ton",
-        "rev": "ceaed40ac4871ffaeb5b493586ab6f0899fd490d",
-        "sha256": "1p3kg2l7h6nfnjizf0xgs7090037v60zz8qmqamvf9y71ic9cr7f",
+        "rev": "ae5c0720143e231c32c3d2034cfe4e533a16d969",
+        "sha256": "0rwrgndydwgrpfkvpgflmxj820rrgpcw1plp6rwy15153h23hqiz",
         "type": "tarball",
-        "url": "https://github.com/ton-blockchain/ton/archive/ceaed40ac4871ffaeb5b493586ab6f0899fd490d.tar.gz",
+        "url": "https://github.com/newton-blockchain/ton/archive/ae5c0720143e231c32c3d2034cfe4e533a16d969.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }
diff --git a/pkgs/all.nix b/pkgs/all.nix
index 598d697..71c13d2 100644
--- a/pkgs/all.nix
+++ b/pkgs/all.nix
@@ -7,6 +7,7 @@
 , stdenv, lib
 , cmake, pkgconfig
 , openssl, readline, zlib
+, git
 , libmicrohttpd
 }:
 
@@ -18,5 +19,5 @@ stdenv.mkDerivation rec {
     [ ./patches/tonlib-cmake-config.patch ./patches/install-binaries.patch ];
 
   nativeBuildInputs = [ cmake pkgconfig ];
-  buildInputs = [ openssl readline zlib libmicrohttpd ];
+  buildInputs = [ openssl readline zlib libmicrohttpd git ];
 }
diff --git a/pkgs/patches/install-binaries.patch b/pkgs/patches/install-binaries.patch
index 788c027..a980b15 100644
--- a/pkgs/patches/install-binaries.patch
+++ b/pkgs/patches/install-binaries.patch
@@ -3,14 +3,14 @@
 # SPDX-License-Identifier: LGPL-2.0-or-later
 
 diff --git a/lite-client/CMakeLists.txt b/lite-client/CMakeLists.txt
-index a1afd52..f45dac2 100644
+index b844951..c71ec85 100644
 --- a/lite-client/CMakeLists.txt
 +++ b/lite-client/CMakeLists.txt
-@@ -6,3 +6,10 @@ target_link_libraries(lite-client-common PUBLIC tdutils tdactor adnllite tl_api
- add_executable(lite-client lite-client.cpp lite-client.h)
+@@ -7,4 +7,9 @@ add_executable(lite-client lite-client.cpp lite-client.h)
  target_link_libraries(lite-client tdutils tdactor adnllite tl_api tl_lite_api tl-lite-utils ton_crypto ton_block
-   terminal lite-client-common)
-+
+   terminal lite-client-common git)
+
+-install(TARGETS lite-client RUNTIME DESTINATION bin)
 +install(TARGETS lite-client
 +  LIBRARY DESTINATION lib
 +  ARCHIVE DESTINATION lib
@@ -18,14 +18,13 @@ index a1afd52..f45dac2 100644
 +  INCLUDES DESTINATION include
 +)
 diff --git a/utils/CMakeLists.txt b/utils/CMakeLists.txt
-index c4207bb..36caf8f 100644
+index 25df572..55b8a67 100644
 --- a/utils/CMakeLists.txt
 +++ b/utils/CMakeLists.txt
-@@ -14,3 +14,11 @@ add_executable(json2tlo json2tlo.cpp )
- target_link_libraries(json2tlo tl_api ton_crypto keys )
+@@ -15,9 +15,15 @@ target_link_libraries(json2tlo tl_api ton_crypto keys git)
  target_include_directories(json2tlo PUBLIC
    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>/..)
-+
+
 +
 +install(TARGETS generate-random-id json2tlo
 +  LIBRARY DESTINATION lib
@@ -33,3 +32,10 @@ index c4207bb..36caf8f 100644
 +  RUNTIME DESTINATION bin
 +  INCLUDES DESTINATION include
 +)
++
+ add_executable(pack-viewer pack-viewer.cpp )
+ target_link_libraries(pack-viewer tl_api ton_crypto keys validator tddb)
+ target_include_directories(pack-viewer PUBLIC
+   $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>/..)
+-
+-install(TARGETS generate-random-id RUNTIME DESTINATION bin)
diff --git a/pkgs/patches/tonlib-cmake-config.patch b/pkgs/patches/tonlib-cmake-config.patch
index 278a49d..f0b7aad 100644
--- a/pkgs/patches/tonlib-cmake-config.patch
+++ b/pkgs/patches/tonlib-cmake-config.patch
@@ -11,7 +11,7 @@ index 0000000..4d4080b
 +@PACKAGE_INIT@
 +include ("${CMAKE_CURRENT_LIST_DIR}/TonlibTargets.cmake")%
 diff --git a/tonlib/CMakeLists.txt b/tonlib/CMakeLists.txt
-index 9b9b81d..473bc48 100644
+index 5b6530a..d8102bc 100644
 --- a/tonlib/CMakeLists.txt
 +++ b/tonlib/CMakeLists.txt
 @@ -154,12 +154,19 @@ install(EXPORT Tonlib