diff --git a/pkgs/applications/misc/electrum/default.nix b/pkgs/applications/misc/electrum/default.nix
index f722b2315c00..841b943e8634 100644
--- a/pkgs/applications/misc/electrum/default.nix
+++ b/pkgs/applications/misc/electrum/default.nix
@@ -2,6 +2,7 @@
 , stdenv
 , fetchurl
 , fetchFromGitHub
+, fetchpatch
 , wrapQtAppsHook
 , python3
 , zbar
@@ -78,6 +79,14 @@ python3.pkgs.buildPythonApplication {
       --replace "dnspython>=2.0,<2.1" "dnspython>=2.0"
   '';
 
+  patches = [
+    # trezorlib 0.13 compatibility
+    (fetchpatch {
+      url = "https://github.com/spesmilo/electrum/commit/97e61cfacdca374103e4184f0f9a07a0c5757afb.patch";
+      sha256 = "sha256-RGVBO9IskC+lQOHNGjrqH6EM/inNPJlcD9sSWedyT5E=";
+    })
+  ];
+
   nativeBuildInputs = lib.optionals enableQt [ wrapQtAppsHook ];
 
   propagatedBuildInputs = with py.pkgs; [
diff --git a/pkgs/development/python-modules/keepkey/default.nix b/pkgs/development/python-modules/keepkey/default.nix
index 95981992fea3..a29ce9368071 100644
--- a/pkgs/development/python-modules/keepkey/default.nix
+++ b/pkgs/development/python-modules/keepkey/default.nix
@@ -1,5 +1,13 @@
-{ lib, fetchFromGitHub, buildPythonPackage, pytest
-, ecdsa , mnemonic, protobuf, hidapi, trezor }:
+{ lib
+, fetchFromGitHub
+, buildPythonPackage
+, ecdsa
+, hidapi
+, libusb1
+, mnemonic
+, protobuf
+, pytest
+}:
 
 buildPythonPackage rec {
   pname = "keepkey";
@@ -12,9 +20,7 @@ buildPythonPackage rec {
     sha256 = "00hqppdj3s9y25x4ad59y8axq94dd4chhw9zixq32sdrd9v8z55a";
   };
 
-  propagatedBuildInputs = [ protobuf hidapi trezor ];
-
-  buildInputs = [ ecdsa mnemonic ];
+  propagatedBuildInputs = [ ecdsa hidapi libusb1 mnemonic protobuf ];
 
   checkInputs = [ pytest ];
 
diff --git a/pkgs/development/python-modules/mnemonic/default.nix b/pkgs/development/python-modules/mnemonic/default.nix
index 8d47db636964..86590c1d7b8d 100644
--- a/pkgs/development/python-modules/mnemonic/default.nix
+++ b/pkgs/development/python-modules/mnemonic/default.nix
@@ -6,13 +6,13 @@
 
 buildPythonPackage rec {
   pname = "mnemonic";
-  version = "0.19";
+  version = "0.20";
 
   src = fetchFromGitHub {
     owner = "trezor";
     repo = "python-${pname}";
     rev = "v${version}";
-    sha256 = "0rs3szdikkgypiwn43ad3lwh7zvpccw39j5ggkziq6v7pnw3isaq";
+    sha256 = "sha256-YYgWlYfVd1iALOziaUI8uVYjJDCIVk/dXcUmJd2jcvQ=";
   };
 
   checkInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/shamir-mnemonic/default.nix b/pkgs/development/python-modules/shamir-mnemonic/default.nix
index 74ca2228d8b4..e6502a76524c 100644
--- a/pkgs/development/python-modules/shamir-mnemonic/default.nix
+++ b/pkgs/development/python-modules/shamir-mnemonic/default.nix
@@ -10,7 +10,7 @@
 
 buildPythonPackage rec {
   pname = "shamir-mnemonic";
-  version = "0.2.1";
+  version = "0.2.2";
 
   disabled = !isPy3k;
 
@@ -18,14 +18,9 @@ buildPythonPackage rec {
     owner = "trezor";
     repo = "python-${pname}";
     rev = "v${version}";
-    sha256 = "1mi1n01yw8yycbiv1l0xnfzlhhq2arappyvyi2jm5yq65jln77kg";
+    sha256 = "sha256-b9tBXN9dBdAeGg3xf5ZBdd6kPpFzseJl6wRTTfNZEwo=";
   };
 
-  postPatch = ''
-    substituteInPlace setup.py \
-      --replace "click>=7,<8" "click"
-  '';
-
   propagatedBuildInputs = [
     attrs
     click
diff --git a/pkgs/development/python-modules/trezor/default.nix b/pkgs/development/python-modules/trezor/default.nix
index 78eb7eda0884..f58c24e5008c 100644
--- a/pkgs/development/python-modules/trezor/default.nix
+++ b/pkgs/development/python-modules/trezor/default.nix
@@ -24,13 +24,13 @@
 
 buildPythonPackage rec {
   pname = "trezor";
-  version = "0.12.4";
+  version = "0.13.0";
 
   disabled = !isPy3k;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "3e180d9f9f8b69176b5ef36311b6161f5b793b538eb2dfd4babbb4d3fb1e374e";
+    sha256 = "4571aa09dbfe88b31eb2f16c7c359b4809621b75a04b7b5bc9dbffe17046c99a";
   };
 
   nativeBuildInputs = [ installShellFiles ];
@@ -56,6 +56,10 @@ buildPythonPackage rec {
 
   checkInputs = [ pytestCheckHook ];
 
+  disabledTestPaths = [
+    "tests/test_stellar.py" # requires stellar-sdk
+  ];
+
   postFixup = ''
     mkdir completions
     _TREZORCTL_COMPLETE=source_bash $out/bin/trezorctl > completions/trezorctl || true
diff --git a/pkgs/development/python-modules/trezor_agent/default.nix b/pkgs/development/python-modules/trezor_agent/default.nix
index cef74c8636b7..41ae2e276185 100644
--- a/pkgs/development/python-modules/trezor_agent/default.nix
+++ b/pkgs/development/python-modules/trezor_agent/default.nix
@@ -24,6 +24,12 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [ setuptools trezor libagent ecdsa ed25519 mnemonic keepkey semver wheel pinentry ];
 
+  # relax dependency constraint
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "trezor[hidapi]>=0.12.0,<0.13" "trezor[hidapi]>=0.12.0,<0.14"
+  '';
+
   doCheck = false;
   pythonImportsCheck = [ "libagent" ];