diff --git a/pkgs/development/python-modules/primer3/default.nix b/pkgs/development/python-modules/primer3/default.nix
index 6a82ba130a7f..84068a9d9671 100644
--- a/pkgs/development/python-modules/primer3/default.nix
+++ b/pkgs/development/python-modules/primer3/default.nix
@@ -5,30 +5,42 @@
 , cython
 , gcc
 , click
+, pythonOlder
 }:
 
 buildPythonPackage rec {
   pname = "primer3";
-  version = "1.0.0";
+  version = "2.0.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
 
   src = fetchFromGitHub {
     owner = "libnano";
     repo = "primer3-py";
     rev = "refs/tags/v${version}";
-    hash = "sha256-o9B8TN3mOchOO7dz34mI3NDtIhHSlA9+lMNsYcxhTE0=";
+    hash = "sha256-Ku2PVrWYWPKnNXeUQmstQedJg1O0hsQl4/iEnAMMEaY=";
   };
 
-  nativeBuildInputs = [ cython ]
-    ++ lib.optionals stdenv.isDarwin [ gcc ];
+  nativeBuildInputs = [
+    cython
+  ] ++ lib.optionals stdenv.isDarwin [
+    gcc
+  ];
 
   # pytestCheckHook leads to a circular import issue
-  nativeCheckInputs = [ click ];
+  nativeCheckInputs = [
+    click
+  ];
 
-  pythonImportsCheck = [ "primer3" ];
+  pythonImportsCheck = [
+    "primer3"
+  ];
 
   meta = with lib; {
     description = "Oligo analysis and primer design";
     homepage = "https://github.com/libnano/primer3-py";
+    changelog = "https://github.com/libnano/primer3-py/blob/v${version}/CHANGES";
     license = with licenses; [ gpl2Only ];
     maintainers = with maintainers; [ fab ];
   };