diff --git a/podman/api_connection.py b/podman/api_connection.py
index 65b2b112..1a9952f3 100644
--- a/podman/api_connection.py
+++ b/podman/api_connection.py
@@ -19,9 +19,7 @@ class ApiConnection(HTTPConnection, AbstractContextManager):
     to a Podman service.
     """
 
-    def __init__(
-        self, url, base="/v1.24/libpod", *args, **kwargs
-    ):  # pylint: disable-msg=W1113
+    def __init__(self, url, base="/v2.0.0/libpod", *args, **kwargs):  # pylint: disable-msg=W1113
         if url is None or not url:
             raise ValueError("url is required for service connection.")
 
@@ -30,9 +28,7 @@ def __init__(
         uri = urllib.parse.urlparse(url)
         if uri.scheme not in supported_schemes:
             raise ValueError(
-                "The scheme '{}' is not supported, only {}".format(
-                    uri.scheme, supported_schemes
-                )
+                "The scheme '{}' is not supported, only {}".format(uri.scheme, supported_schemes)
             )
         self.uri = uri
         self.base = base
@@ -44,9 +40,7 @@ def connect(self):
             sock.connect(self.uri.path)
             self.sock = sock
         else:
-            raise NotImplementedError(
-                "Scheme {} not yet implemented".format(self.uri.scheme)
-            )
+            raise NotImplementedError("Scheme {} not yet implemented".format(self.uri.scheme))
 
     def delete(self, path, params=None):
         """Basic DELETE wrapper for requests
@@ -94,21 +88,14 @@ def post(self, path, params=None, headers=None, encode=False):
                 headers["content-type"] = "application/x-www-form-urlencoded"
 
             data = urllib.parse.urlencode(params)
-        return self.request('POST',
-                            self.join(path),
-                            body=data,
-                            headers=headers)
-
-    def request(
-        self, method, url, body=None, headers=None, *, encode_chunked=False
-    ):
+        return self.request('POST', self.join(path), body=data, headers=headers)
+
+    def request(self, method, url, body=None, headers=None, *, encode_chunked=False):
         """Make request to Podman service."""
         if headers is None:
             headers = {}
 
-        super().request(
-            method, url, body, headers, encode_chunked=encode_chunked
-        )
+        super().request(method, url, body, headers, encode_chunked=encode_chunked)
         response = super().getresponse()
 
         # Errors are mapped to exceptions
@@ -168,10 +155,10 @@ def raise_not_found(exc, response, exception_type=errors.ImageNotFound):
         raise exception_type(body["message"]) from exc
 
     def __exit__(self, exc_type, exc_value, traceback):
-        self.close()
+        super().close()
 
 
-if __name__ == "__main__":
+if __name__ == "__main__":  # pragma: no cover
     with ApiConnection("unix:///run/podman/podman.sock") as api:
         print(system.version(api))
         print(images.list_images(api))
diff --git a/podman/tests/unit/test_api_connection.py b/podman/tests/unit/test_api_connection.py
index 13c2df18..3829cc37 100644
--- a/podman/tests/unit/test_api_connection.py
+++ b/podman/tests/unit/test_api_connection.py
@@ -37,13 +37,19 @@ def test_invalid_scheme(self):
         """test invalid scheme to constructor"""
         self.assertRaises(ValueError, ApiConnection, "tcp://localhost//")
 
+    @mock.patch('http.client.HTTPConnection.close')
     @mock.patch('socket.socket')
-    def test_connect(self, mock_sock):
+    def test_connect(self, mock_sock, mock_close):
         """test connect for unix"""
         mock_sock_obj = mock.MagicMock()
         mock_sock.return_value = mock_sock_obj
         self.conn.connect()
+
+        with self.conn:
+            pass # verify ContextManager code
+
         mock_sock.assert_called_once_with(socket.AF_UNIX, socket.SOCK_STREAM)
+        mock_close.assert_called_once_with()
 
     def test_connect_fail(self):
         """test connect not implemented"""