diff --git a/neutron/agent/linux/dhcp.py b/neutron/agent/linux/dhcp.py
index 3c05eb727d8..fb711b84d81 100644
--- a/neutron/agent/linux/dhcp.py
+++ b/neutron/agent/linux/dhcp.py
@@ -296,7 +296,7 @@ class DhcpLocalProcess(DhcpBase, metaclass=abc.ABCMeta):
         """Returns the file name for a given kind of config file."""
         return os.path.join(self.network_conf_dir, kind)
 
-    def get_process_uuid(self):
+    def _get_process_uuid(self):
         if self.segment:
             # NOTE(sahid): Keep the order to match directory path. This is used
             # by external_process.ProcessManager to check whether the process
@@ -349,7 +349,7 @@ class DhcpLocalProcess(DhcpBase, metaclass=abc.ABCMeta):
     def _get_process_manager(self, cmd_callback=None):
         return external_process.ProcessManager(
             conf=self.conf,
-            uuid=self.get_process_uuid(),
+            uuid=self._get_process_uuid(),
             namespace=self.network.namespace,
             service=DNSMASQ_SERVICE_NAME,
             default_cmd_callback=cmd_callback,
diff --git a/neutron/tests/unit/agent/linux/test_dhcp.py b/neutron/tests/unit/agent/linux/test_dhcp.py
index 8b72a385eac..9eeaa608147 100644
--- a/neutron/tests/unit/agent/linux/test_dhcp.py
+++ b/neutron/tests/unit/agent/linux/test_dhcp.py
@@ -1222,6 +1222,19 @@ class TestDhcpLocalProcess(TestBase):
             self.assertEqual(lp.called, ['spawn'])
             self.assertTrue(self.mock_mgr.return_value.setup.called)
 
+    def test_get_process_uuid(self):
+        net = FakeV4Network()
+
+        lp = LocalChild(self.conf, net)
+        self.assertEqual(
+            "aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa",
+            lp._get_process_uuid())
+
+        lp.segment = FakeSegment()
+        self.assertEqual(
+            "1212/aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa",
+            lp._get_process_uuid())
+
     @mock.patch.object(fileutils, 'ensure_tree')
     def test_enable(self, ensure_dir):
         attrs_to_mock = dict(