diff --git a/pkgs/development/python-modules/omnilogic/default.nix b/pkgs/development/python-modules/omnilogic/default.nix
index 96d0d7e19c6f..daa95fa96450 100644
--- a/pkgs/development/python-modules/omnilogic/default.nix
+++ b/pkgs/development/python-modules/omnilogic/default.nix
@@ -2,18 +2,23 @@
 , aiohttp
 , xmltodict
 , buildPythonPackage
+, pythonOlder
 , fetchFromGitHub
 }:
 
 buildPythonPackage rec {
   pname = "omnilogic";
-  version = "0.4.5";
+  version = "0.4.6";
+
+  disabled = pythonOlder "3.4";
+
+  format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "djtimca";
     repo = "omnilogic-api";
     rev = version;
-    sha256 = "081awb0fl40b5ighc9yxfq1xkgxz7l5dvz5544hx965q2r20wvsg";
+    hash = "sha256-XyAniuUr/Kt8VfBtovD4kKLG+ehOqE26egEG7j8q9LY=";
   };
 
   propagatedBuildInputs = [
@@ -21,11 +26,6 @@ buildPythonPackage rec {
     xmltodict
   ];
 
-  postPatch = ''
-    # Is not used but still present in setup.py
-    substituteInPlace setup.py --replace "'config'," ""
-  '';
-
   # Project has no tests
   doCheck = false;
   pythonImportsCheck = [ "omnilogic" ];