diff --git a/requirements/dev-requirements.in b/requirements/dev-requirements.in
index d25bd6178..aa86c12fc 100644
--- a/requirements/dev-requirements.in
+++ b/requirements/dev-requirements.in
@@ -7,4 +7,3 @@ pytest-env
 pytest-xdist
 pytest-timeout
 pyftpdlib
-setuptools
diff --git a/requirements/dev-requirements.txt b/requirements/dev-requirements.txt
index 369044e15..1833daf09 100644
--- a/requirements/dev-requirements.txt
+++ b/requirements/dev-requirements.txt
@@ -7,7 +7,6 @@ pytest-env==1.1.5
 pytest-xdist==3.6.1
 pytest-timeout==2.3.1
 pyftpdlib==2.0.1
-setuptools==75.6.0
 ## The following requirements were added by pip freeze:
 astroid==3.3.7
 dill==0.3.9
diff --git a/tests/conftest.py b/tests/conftest.py
index 79c5a489d..aa8e60838 100755
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -16,8 +16,8 @@
 #        Tristan Maat <tristan.maat@codethink.co.uk>
 #
 import os
+import sys
 
-import pkg_resources
 import pytest
 
 from buildstream._testing import register_repo_kind, sourcetests_collection_hook
@@ -29,6 +29,11 @@
 
 from tests.testutils.repo.tar import Tar
 
+if sys.version_info >= (3, 10):
+    from importlib.metadata import entry_points
+else:
+    from importlib_metadata import entry_points
+
 
 #
 # This file is loaded by pytest, we use it to add a custom
@@ -132,7 +137,7 @@ def remote_services(request):
 def pytest_sessionstart(session):
     if session.config.getvalue("plugins"):
         # Enable all plugins that implement the 'buildstream.tests.source_plugins' hook
-        for entrypoint in pkg_resources.iter_entry_points("buildstream.tests.source_plugins"):
+        for entrypoint in entry_points(group="buildstream.tests.source_plugins"):
             module = entrypoint.load()
             module.register_sources()
 
diff --git a/tests/testutils/setuptools.py b/tests/testutils/setuptools.py
deleted file mode 100644
index d14c70b26..000000000
--- a/tests/testutils/setuptools.py
+++ /dev/null
@@ -1,55 +0,0 @@
-#
-#  Licensed under the Apache License, Version 2.0 (the "License");
-#  you may not use this file except in compliance with the License.
-#  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-#  limitations under the License.
-#
-import os
-import pytest
-import pkg_resources
-
-
-# A mock setuptools dist object.
-class MockDist:
-    def __init__(self, datafiles, module_name):
-        self.datafiles = datafiles
-        self.module_name = module_name
-
-    def get_resource_filename(self, *_args, **_kwargs):
-        return os.path.join(self.datafiles, self.module_name)
-
-
-# A mock setuptools entry object.
-class MockEntry:
-    def __init__(self, datafiles, module_name):
-        self.dist = MockDist(datafiles, module_name)
-        self.module_name = module_name
-
-
-# Patch setuptools.get_entry_info
-#
-# Use result = entry_fixture(datafiles, entry_point, lookup_string) to
-# patch setuptools for external plugin loading.
-#
-@pytest.fixture()
-def entry_fixture(monkeypatch):
-    def patch(datafiles, entry_point, lookup_string):
-        dist, package = lookup_string.split(":")
-
-        def mock_entry(pdist, pentry_point, ppackage):
-            assert pdist == dist
-            assert pentry_point == entry_point
-            assert ppackage == package
-
-            return MockEntry(datafiles, package)
-
-        monkeypatch.setattr(pkg_resources, "get_entry_info", mock_entry)
-
-    return patch
diff --git a/tests/testutils/site.py b/tests/testutils/site.py
index 57857ee61..c9b96802f 100644
--- a/tests/testutils/site.py
+++ b/tests/testutils/site.py
@@ -20,10 +20,10 @@
 # to test that BuildStream works when integrated in your system.
 #
 def pip_sample_packages():
-    import pkg_resources
+    import importlib.metadata
 
     required = {"sample-plugins"}
-    installed = {pkg.key for pkg in pkg_resources.working_set}  # pylint: disable=not-an-iterable
+    installed = {dist.name for dist in importlib.metadata.distributions()}
     missing = required - installed
 
     if missing:
diff --git a/tox.ini b/tox.ini
index 2967e9bc8..ae887a6ef 100644
--- a/tox.ini
+++ b/tox.ini
@@ -167,6 +167,7 @@ commands =
 deps =
     -rrequirements/requirements.txt
     -rrequirements/dev-requirements.txt
+    setuptools
     Cython
 
 #
@@ -179,7 +180,6 @@ commands =
 deps =
     mypy==1.13.0
     types-protobuf==5.28.3.20241030
-    types-setuptools==75.6.0.20241126
     types-ujson==5.10.0.20240515
     -rrequirements/requirements.txt
     -rrequirements/dev-requirements.txt