diff --git a/pkgs/development/python-modules/modelcif/default.nix b/pkgs/development/python-modules/modelcif/default.nix
index 47c167237836..04f94f5810cf 100644
--- a/pkgs/development/python-modules/modelcif/default.nix
+++ b/pkgs/development/python-modules/modelcif/default.nix
@@ -3,34 +3,33 @@
   buildPythonPackage,
   fetchFromGitHub,
   setuptools,
-  wheel,
   ihm,
   pytestCheckHook,
 }:
 
 buildPythonPackage rec {
   pname = "modelcif";
-  version = "1.1";
+  version = "1.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "ihmwg";
     repo = "python-modelcif";
     rev = "refs/tags/${version}";
-    hash = "sha256-HUS9MW6jbwjK3I6egmmsH+Bx+nNgszWc3t3QRo/EWpc=";
+    hash = "sha256-sduhRLtuJ/0BNsqmrhCr0lSrLMaOfE+TCWN4zj62aCQ=";
   };
 
-  nativeBuildInputs = [
+  build-system = [
     setuptools
-    wheel
   ];
 
-  propagatedBuildInputs = [ ihm ];
+  dependencies = [ ihm ];
 
   nativeCheckInputs = [ pytestCheckHook ];
 
   disabledTests = [
     # require network access
+    "test_associated_example"
     "test_validate_mmcif_example"
     "test_validate_modbase_example"
   ];