diff --git a/pkgs/development/python-modules/adext/default.nix b/pkgs/development/python-modules/adext/default.nix
index 12c86bfc8f5f..7b10b0de1b62 100644
--- a/pkgs/development/python-modules/adext/default.nix
+++ b/pkgs/development/python-modules/adext/default.nix
@@ -1,19 +1,24 @@
 { lib
 , buildPythonPackage
-, fetchPypi
+, fetchFromGitHub
 , setuptools-scm
 , alarmdecoder
+, pytestCheckHook
 }:
 
 buildPythonPackage rec {
   pname = "adext";
-  version = "0.4.1";
+  version = "0.4.2";
 
-  src = fetchPypi {
-    inherit pname version;
-    sha256 = "1yz1rpfvhbf7kfjck5vadbj9rd3bkx5248whaa3impdrjh7vs03x";
+  src = fetchFromGitHub {
+    owner = "ajschmidt8";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "0h5k9kzms2f0r48pdhsgv8pimk0vsxw8vs0k6880mank8ij914wr";
   };
 
+  SETUPTOOLS_SCM_PRETEND_VERSION = version;
+
   nativeBuildInputs = [
     setuptools-scm
   ];
@@ -22,8 +27,10 @@ buildPythonPackage rec {
     alarmdecoder
   ];
 
-  # Tests are not published yet
-  doCheck = false;
+  checkInputs = [
+    pytestCheckHook
+  ];
+
   pythonImportsCheck = [ "adext" ];
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/alarmdecoder/default.nix b/pkgs/development/python-modules/alarmdecoder/default.nix
index ee07588b325d..23b4173f8da8 100644
--- a/pkgs/development/python-modules/alarmdecoder/default.nix
+++ b/pkgs/development/python-modules/alarmdecoder/default.nix
@@ -1,28 +1,51 @@
-{ lib, buildPythonPackage, fetchFromGitHub, pyserial, pyftdi, pyusb
-, pyopenssl, nose, isPy3k, pythonOlder, mock }:
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, mock
+, pyftdi
+, pyopenssl
+, pyserial
+, pytestCheckHook
+, pythonOlder
+, pyusb
+}:
 
 buildPythonPackage rec {
   pname = "alarmdecoder";
-  version = "1.13.10";
+  version = "1.13.11";
   disabled = pythonOlder "3.6";
 
   src = fetchFromGitHub {
     owner = "nutechsoftware";
     repo = "alarmdecoder";
     rev = version;
-    sha256 = "05581j78181p6mwbfpbkp5irnrzsvps1lslgqrh7xbdcmz5b2nxd";
+    sha256 = "sha256-q2s+wngDKtWm5mxGHNAc63Ed6tiQD9gLHVoQZNWFB0w=";
   };
 
-  propagatedBuildInputs = [ pyserial pyftdi pyusb pyopenssl ];
+  propagatedBuildInputs = [
+    pyftdi
+    pyopenssl
+    pyserial
+    pyusb
+  ];
+
+  checkInputs = [
+    mock
+    pytestCheckHook
+  ];
+
+  disabledTests = [
+    # Socket issue, https://github.com/nutechsoftware/alarmdecoder/issues/45
+    "test_ssl"
+    "test_ssl_exception"
+  ];
 
-  doCheck = !isPy3k;
-  checkInputs = [ nose mock ];
   pythonImportsCheck = [ "alarmdecoder" ];
 
   meta = with lib; {
+    description = "Python interface for the Alarm Decoder (AD2USB, AD2SERIAL and AD2PI) devices";
     homepage = "https://github.com/nutechsoftware/alarmdecoder";
-    description =
-      "Python interface for the Alarm Decoder (AD2) family of alarm devices. (AD2USB, AD2SERIAL and AD2PI)";
     license = licenses.mit;
+    maintainers = with maintainers; [ fab ];
   };
 }