diff --git a/pkgs/development/python-modules/funsor/default.nix b/pkgs/development/python-modules/funsor/default.nix
index f854e5833bfc..6afeeb9e4cda 100644
--- a/pkgs/development/python-modules/funsor/default.nix
+++ b/pkgs/development/python-modules/funsor/default.nix
@@ -3,27 +3,36 @@
   buildPythonPackage,
   pythonOlder,
   fetchFromGitHub,
+
+  # build-system
+  setuptools,
+
+  # dependencies
   makefun,
   multipledispatch,
   numpy,
   opt-einsum,
   typing-extensions,
+
+  # checks
   pyro-ppl,
   torch,
   pandas,
   pillow,
   pyro-api,
-  pytest,
+  pytestCheckHook,
   pytest-xdist,
   requests,
   scipy,
   torchvision,
+
+  stdenv,
 }:
 
 buildPythonPackage rec {
   pname = "funsor";
   version = "0.4.6";
-  format = "setuptools";
+  pyproject = true;
 
   disabled = pythonOlder "3.7";
 
@@ -34,10 +43,9 @@ buildPythonPackage rec {
     hash = "sha256-Prj1saT0yoPAP8rDE0ipBEpR3QMk4PS12VSJlxc22p8=";
   };
 
-  # Disable the tests that rely on downloading assets from the internet as well as the linting checks.
-  patches = [ ./patch-makefile-for-tests.patch ];
+  build-system = [ setuptools ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     makefun
     multipledispatch
     numpy
@@ -53,26 +61,38 @@ buildPythonPackage rec {
     pandas
     pillow
     pyro-api
-    pytest
+    pytestCheckHook
     pytest-xdist
     requests
     scipy
     torchvision
   ];
 
-  # Use the included Makefile to run the tests.
-  checkPhase = ''
+  preCheck = ''
     export FUNSOR_BACKEND=torch
-    make test
   '';
 
   pythonImportsCheck = [ "funsor" ];
 
-  meta = with lib; {
+  disabledTests =
+    [
+      # `test_torch_save` got broken by the update of torch (2.3.1 -> 2.4.0):
+      # FutureWarning: You are using `torch.load` with `weights_only=False`...
+      # TODO: Try to re-enable this test at next release
+      "test_torch_save"
+    ]
+    ++ lib.optionals stdenv.isDarwin [
+      # Failures related to JIT
+      # RuntimeError: required keyword attribute 'Subgraph' has the wrong type
+      "test_local_param_ok"
+      "test_plate_ok"
+    ];
+
+  meta = {
     description = "Functional tensors for probabilistic programming";
     homepage = "https://funsor.pyro.ai";
     changelog = "https://github.com/pyro-ppl/funsor/releases/tag/${version}";
-    license = licenses.asl20;
-    maintainers = with maintainers; [ GaetanLepage ];
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ GaetanLepage ];
   };
 }
diff --git a/pkgs/development/python-modules/funsor/patch-makefile-for-tests.patch b/pkgs/development/python-modules/funsor/patch-makefile-for-tests.patch
deleted file mode 100644
index ca59bf75bb7d..000000000000
--- a/pkgs/development/python-modules/funsor/patch-makefile-for-tests.patch
+++ /dev/null
@@ -1,27 +0,0 @@
-diff --git a/Makefile b/Makefile
-index d4b862c..755dfe3 100644
---- a/Makefile
-+++ b/Makefile
-@@ -23,7 +23,7 @@ format: license FORCE
- 	black .
- 	isort .
- 
--test: lint FORCE
-+test: FORCE
- ifeq (${FUNSOR_BACKEND}, torch)
- 	pytest -v -n auto test/
- 	FUNSOR_DEBUG=1 pytest -v test/test_gaussian.py
-@@ -45,10 +45,10 @@ ifeq (${FUNSOR_BACKEND}, torch)
- 	python examples/slds.py -n 2 -t 50
- 	python examples/pcfg.py --size 3
- 	python examples/talbot.py -n 2
--	python examples/vae.py --smoke-test
-+	# python examples/vae.py --smoke-test
- 	python examples/eeg_slds.py --num-steps 2 --fon --test
--	python examples/mixed_hmm/experiment.py -d seal -i discrete -g discrete -zi --smoke
--	python examples/mixed_hmm/experiment.py -d seal -i discrete -g discrete -zi --parallel --smoke
-+	# python examples/mixed_hmm/experiment.py -d seal -i discrete -g discrete -zi --smoke
-+	# python examples/mixed_hmm/experiment.py -d seal -i discrete -g discrete -zi --parallel --smoke
- 	python examples/sensor.py --seed=0 --num-frames=2 -n 1
- 	python examples/adam.py --num-steps=21
- 	@echo PASS