diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index f8a7659..d41a0d9 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -25,7 +25,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install -r requirements.txt
-        pip install pytest
+        pip install pytest dill
     - name: Test with pytest
       run: |
         pytest
diff --git a/.github/workflows/pythonpublish.yml b/.github/workflows/pythonpublish.yml
index 8b3d4e9..97e0f97 100644
--- a/.github/workflows/pythonpublish.yml
+++ b/.github/workflows/pythonpublish.yml
@@ -27,7 +27,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install -r requirements.txt
-        pip install pytest
+        pip install pytest dill
     - name: Test with pytest
       run: |
         pytest
diff --git a/optionsfactory/tests/test_options.py b/optionsfactory/tests/test_options.py
index f1ae233..6303957 100644
--- a/optionsfactory/tests/test_options.py
+++ b/optionsfactory/tests/test_options.py
@@ -708,3 +708,13 @@ def test_nested_with_arg_initialise(self):
         assert opts.doc["subsection2"]["e"] is None
         assert opts.subsection2.subsubsection.doc["f"] == "option f"
         assert opts.subsection3.doc["z"] == "option z"
+
+    def test_dill_pickling(self):
+        import dill
+
+        factory = OptionsFactory(foo="bar")
+        options = factory.create()
+        pickled = dill.dumps(options)
+        unpickled = dill.loads(pickled, ignore=True)
+
+        assert unpickled.foo == "bar"
diff --git a/setup.py b/setup.py
index 22e7bef..c94a7f4 100644
--- a/setup.py
+++ b/setup.py
@@ -15,6 +15,7 @@
         "checking"
     ),
     extras_require={"yaml": "PyYAML>=5.1"},
+    tests_require=["dill>=0.3.0"],
     license="OSI Approved :: GNU General Public License v3 or later (GPLv3+)",
     long_description=long_description,
     long_description_content_type="text/markdown",