diff --git a/pkgs/development/python-modules/pytask/default.nix b/pkgs/development/python-modules/pytask/default.nix
index a43fc8065bd7..a0865556572f 100644
--- a/pkgs/development/python-modules/pytask/default.nix
+++ b/pkgs/development/python-modules/pytask/default.nix
@@ -26,20 +26,16 @@
 }:
 buildPythonPackage rec {
   pname = "pytask";
-  version = "0.5.5";
+  version = "0.5.6";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "pytask-dev";
     repo = "pytask";
     tag = "v${version}";
-    hash = "sha256-0e1pJzoszTW8n+uFJlEeYstvHf4v+I2Is7oEHJ1qV7o=";
+    hash = "sha256-mWjuXfH0u3MCG9RpmDin0buXyLPofXgEllzF5M8y6Jo=";
   };
 
-  patches = [
-    ./dont-use-uv-in-tests.patch
-  ];
-
   build-system = [
     hatchling
     hatch-vcs
diff --git a/pkgs/development/python-modules/pytask/dont-use-uv-in-tests.patch b/pkgs/development/python-modules/pytask/dont-use-uv-in-tests.patch
deleted file mode 100644
index 13229c9020e1..000000000000
--- a/pkgs/development/python-modules/pytask/dont-use-uv-in-tests.patch
+++ /dev/null
@@ -1,155 +0,0 @@
-diff --git a/tests/test_capture.py b/tests/test_capture.py
-index ba37be8..8f70c9e 100644
---- a/tests/test_capture.py
-+++ b/tests/test_capture.py
-@@ -87,7 +87,7 @@ def test_show_capture_with_build(tmp_path, show_capture):
-     """
-     tmp_path.joinpath("workflow.py").write_text(textwrap.dedent(source))
- 
--    result = run_in_subprocess(("uv", "run", "python", "workflow.py"), cwd=tmp_path)
-+    result = run_in_subprocess(("python", "workflow.py"), cwd=tmp_path)
- 
-     assert result.exit_code == ExitCode.FAILED
- 
-@@ -128,7 +128,7 @@ def test_wrong_capture_method(tmp_path):
-     """
-     tmp_path.joinpath("workflow.py").write_text(textwrap.dedent(source))
- 
--    result = run_in_subprocess(("uv", "run", "python", "workflow.py"), cwd=tmp_path)
-+    result = run_in_subprocess(("python", "workflow.py"), cwd=tmp_path)
-     assert result.exit_code == ExitCode.CONFIGURATION_FAILED
-     assert "Value 'a' is not a valid" in result.stdout
-     assert "Traceback" not in result.stdout
-@@ -255,7 +255,7 @@ def test_capturing_unicode_with_build(tmp_path, method):
-     tmp_path.joinpath("workflow.py").write_text(
-         textwrap.dedent(source), encoding="utf-8"
-     )
--    result = run_in_subprocess(("uv", "run", "python", "workflow.py"), cwd=tmp_path)
-+    result = run_in_subprocess(("python", "workflow.py"), cwd=tmp_path)
-     assert result.exit_code == ExitCode.OK
-     assert "1  Succeeded" in result.stdout
- 
-diff --git a/tests/test_config.py b/tests/test_config.py
-index c46f5ed..eaa0934 100644
---- a/tests/test_config.py
-+++ b/tests/test_config.py
-@@ -114,7 +114,7 @@ def test_paths_are_relative_to_configuration_file(tmp_path):
-     session = build(paths=[Path("src")])
-     """
-     tmp_path.joinpath("script.py").write_text(textwrap.dedent(source))
--    result = run_in_subprocess(("uv", "run", "python", "script.py"), cwd=tmp_path)
-+    result = run_in_subprocess(("python", "script.py"), cwd=tmp_path)
-     assert result.exit_code == ExitCode.OK
-     assert "1  Succeeded" in result.stdout
- 
-diff --git a/tests/test_dag_command.py b/tests/test_dag_command.py
-index 3ca41ba..7c0c4fc 100644
---- a/tests/test_dag_command.py
-+++ b/tests/test_dag_command.py
-@@ -92,7 +92,7 @@ def test_create_graph_via_task(tmp_path, format_, layout, rankdir):
-     tmp_path.joinpath("input.txt").touch()
- 
-     result = subprocess.run(
--        ("uv", "run", "python", "task_example.py"),
-+        ("python", "task_example.py"),
-         cwd=tmp_path,
-         check=True,
-         capture_output=True,
-diff --git a/tests/test_execute.py b/tests/test_execute.py
-index 1a23316..6532b48 100644
---- a/tests/test_execute.py
-+++ b/tests/test_execute.py
-@@ -26,7 +26,7 @@ from tests.conftest import run_in_subprocess
- def test_python_m_pytask(tmp_path):
-     tmp_path.joinpath("task_module.py").write_text("def task_example(): pass")
-     result = run_in_subprocess(
--        ("uv", "run", "python", "-m", "pytask", tmp_path.as_posix())
-+        ("python", "-m", "pytask", tmp_path.as_posix())
-     )
-     assert result.exit_code == ExitCode.OK
- 
-@@ -602,7 +602,7 @@ def test_execute_tasks_via_functional_api(tmp_path):
-     """
-     tmp_path.joinpath("task_module.py").write_text(textwrap.dedent(source))
-     result = subprocess.run(
--        ("uv", "run", "python", tmp_path.joinpath("task_module.py").as_posix()),
-+        ("python", tmp_path.joinpath("task_module.py").as_posix()),
-         check=False,
-     )
-     assert result.returncode == ExitCode.OK
-@@ -632,7 +632,7 @@ def test_execute_tasks_multiple_times_via_api(tmp_path):
-     """
-     tmp_path.joinpath("task_module.py").write_text(textwrap.dedent(source))
-     result = run_in_subprocess(
--        ("uv", "run", "python", tmp_path.joinpath("task_module.py").as_posix())
-+        ("python", tmp_path.joinpath("task_module.py").as_posix())
-     )
-     assert result.exit_code == ExitCode.OK
- 
-diff --git a/tests/test_hook_module.py b/tests/test_hook_module.py
-index eba4868..e26288a 100644
---- a/tests/test_hook_module.py
-+++ b/tests/test_hook_module.py
-@@ -25,8 +25,6 @@ def test_add_new_hook_via_cli(tmp_path, module_name):
- 
-     if module_name:
-         args = (
--            "uv",
--            "run",
-             "python",
-             "-m",
-             "pytask",
-@@ -37,8 +35,6 @@ def test_add_new_hook_via_cli(tmp_path, module_name):
-         )
-     else:
-         args = (
--            "uv",
--            "run",
-             "pytask",
-             "build",
-             "--hook-module",
-@@ -70,9 +66,6 @@ def test_add_new_hook_via_config(tmp_path, module_name):
- 
-     if module_name:
-         args = (
--            "uv",
--            "run",
--            "--no-project",
-             "python",
-             "-m",
-             "pytask",
-@@ -80,7 +73,7 @@ def test_add_new_hook_via_config(tmp_path, module_name):
-             "--help",
-         )
-     else:
--        args = ("uv", "run", "--no-project", "pytask", "build", "--help")
-+        args = ("pytask", "build", "--help")
- 
-     result = run_in_subprocess(args, cwd=tmp_path)
-     assert result.exit_code == ExitCode.OK
-diff --git a/tests/test_task.py b/tests/test_task.py
-index a2f70ad..510619e 100644
---- a/tests/test_task.py
-+++ b/tests/test_task.py
-@@ -667,7 +667,7 @@ def test_task_will_be_executed_after_another_one_with_function_session(
-     tmp_path.joinpath("task_example.py").write_text(textwrap.dedent(source))
- 
-     result = subprocess.run(
--        ("uv", "run", "python", "task_example.py"),
-+        ("python", "task_example.py"),
-         cwd=tmp_path,
-         capture_output=True,
-         check=False,
-diff --git a/tests/test_warnings.py b/tests/test_warnings.py
-index 8811018..5aae724 100644
---- a/tests/test_warnings.py
-+++ b/tests/test_warnings.py
-@@ -148,7 +148,7 @@ def test_deprecation_warnings_are_not_captured(tmp_path, warning):
-     path_to_warn_module.write_text(textwrap.dedent(warn_module))
- 
-     # Cannot use runner since then warnings are not ignored by default.
--    result = run_in_subprocess(("uv", "run", "pytask"), cwd=tmp_path)
-+    result = run_in_subprocess(("pytask"), cwd=tmp_path)
-     assert result.exit_code == ExitCode.OK
-     assert "Warnings" not in result.stdout
-     assert "warning!!!" not in result.stdout