diff --git a/radicale/tests/test_server.py b/radicale/tests/test_server.py
index 75b9fe91..201f80c0 100644
--- a/radicale/tests/test_server.py
+++ b/radicale/tests/test_server.py
@@ -28,6 +28,7 @@ import sys
 import tempfile
 import threading
 import time
+from configparser import ConfigParser
 from urllib import request
 from urllib.error import HTTPError, URLError
 
@@ -37,6 +38,11 @@ from .helpers import get_file_path
 
 import pytest  # isort:skip
 
+try:
+    import gunicorn
+except ImportError:
+    gunicorn = None
+
 
 class DisabledRedirectHandler(request.HTTPRedirectHandler):
     def http_error_302(self, req, fp, code, msg, headers):
@@ -159,3 +165,27 @@ class TestBaseServerRequests:
             p.wait()
         if os.name == "posix":
             assert p.returncode == 0
+
+    @pytest.mark.skipif(not gunicorn, reason="gunicorn module not found")
+    def test_wsgi_server(self):
+        config = ConfigParser()
+        config.read_dict(self.configuration)
+        assert config.remove_section("internal")
+        config_path = os.path.join(self.colpath, "config")
+        with open(config_path, "w") as f:
+            config.write(f)
+        env = os.environ.copy()
+        env["PYTHONPATH"] = os.pathsep.join(sys.path)
+        p = subprocess.Popen([
+            sys.executable,
+            "-c", "from gunicorn.app.wsgiapp import run; run()",
+            "--bind", self.configuration["server"]["hosts"],
+            "--env", "RADICALE_CONFIG=%s" % config_path, "radicale"], env=env)
+        try:
+            status, _, _ = self.request(
+                "GET", "/", is_alive_fn=lambda: p.poll() is None)
+            assert status == 302
+        finally:
+            p.terminate()
+            p.wait()
+        assert p.returncode == 0
diff --git a/setup.py b/setup.py
index 16fb89e8..f632ca63 100644
--- a/setup.py
+++ b/setup.py
@@ -36,6 +36,7 @@ For further information, please visit the `Radicale Website
 
 """
 
+import os
 import sys
 
 from setuptools import find_packages, setup
@@ -53,6 +54,8 @@ needs_pytest = {"pytest", "test", "ptr"}.intersection(sys.argv)
 pytest_runner = ["pytest-runner"] if needs_pytest else []
 tests_require = ["pytest-runner", "pytest", "pytest-cov", "pytest-flake8",
                  "pytest-isort"]
+if os.name == "posix":
+    tests_require.append("gunicorn")
 
 setup(
     name="Radicale",