diff --git a/pkgs/development/python-modules/pygit2/default.nix b/pkgs/development/python-modules/pygit2/default.nix
index a2366f9cbac9..0a2e73c3c18e 100644
--- a/pkgs/development/python-modules/pygit2/default.nix
+++ b/pkgs/development/python-modules/pygit2/default.nix
@@ -10,14 +10,15 @@
 , pycparser
 , pytestCheckHook
 , pythonOlder
+, setuptools
 }:
 
 buildPythonPackage rec {
   pname = "pygit2";
   version = "1.14.0";
-  format = "setuptools";
+  pyproject = true;
 
-  disabled = pythonOlder "3.7";
+  disabled = pythonOlder "3.9";
 
   src = fetchPypi {
     inherit pname version;
@@ -28,6 +29,10 @@ buildPythonPackage rec {
     export DYLD_LIBRARY_PATH="${libgit2}/lib"
   '';
 
+  nativeBuildInputs = [
+    setuptools
+  ];
+
   buildInputs = [
     libgit2
   ];
@@ -65,6 +70,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "A set of Python bindings to the libgit2 shared library";
     homepage = "https://github.com/libgit2/pygit2";
+    changelog = "https://github.com/libgit2/pygit2/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/scmrepo/default.nix b/pkgs/development/python-modules/scmrepo/default.nix
index 6faf74e51aa1..611949ae6515 100644
--- a/pkgs/development/python-modules/scmrepo/default.nix
+++ b/pkgs/development/python-modules/scmrepo/default.nix
@@ -19,7 +19,7 @@
 
 buildPythonPackage rec {
   pname = "scmrepo";
-  version = "2.0.4";
+  version = "2.1.1";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     owner = "iterative";
     repo = pname;
     rev = "refs/tags/${version}";
-    hash = "sha256-gBGfL6Xet7ASdwRTFJ5nHpyeXi/pqlrL9o5nC3m48hk=";
+    hash = "sha256-KG7Y+1qqsgDwgRYsb3XbZnF6FduHJCAEizfuugBi0Go=";
   };
 
   nativeBuildInputs = [