diff --git a/neutron/plugins/linuxbridge/agent/linuxbridge_neutron_agent.py b/neutron/plugins/linuxbridge/agent/linuxbridge_neutron_agent.py
index 35d86f6808a..aa3788ee24d 100755
--- a/neutron/plugins/linuxbridge/agent/linuxbridge_neutron_agent.py
+++ b/neutron/plugins/linuxbridge/agent/linuxbridge_neutron_agent.py
@@ -51,7 +51,9 @@ from neutron.plugins.linuxbridge.common import constants as lconst
 LOG = logging.getLogger(__name__)
 
 BRIDGE_NAME_PREFIX = "brq"
-BRIDGE_FS = "/sys/devices/virtual/net/"
+# NOTE(toabctl): Don't use /sys/devices/virtual/net here because not all tap
+# devices are listed here (i.e. when using Xen)
+BRIDGE_FS = "/sys/class/net/"
 BRIDGE_NAME_PLACEHOLDER = "bridge_name"
 BRIDGE_INTERFACES_FS = BRIDGE_FS + BRIDGE_NAME_PLACEHOLDER + "/brif/"
 DEVICE_NAME_PLACEHOLDER = "device_name"
diff --git a/neutron/tests/unit/linuxbridge/test_lb_neutron_agent.py b/neutron/tests/unit/linuxbridge/test_lb_neutron_agent.py
index b329b466a2e..579742f5f89 100644
--- a/neutron/tests/unit/linuxbridge/test_lb_neutron_agent.py
+++ b/neutron/tests/unit/linuxbridge/test_lb_neutron_agent.py
@@ -446,7 +446,7 @@ class TestLinuxBridgeManager(base.BaseTestCase):
             exists_fn.return_value = True
             self.assertTrue(self.lbm.is_device_on_bridge("tap1"))
             exists_fn.assert_called_with(
-                "/sys/devices/virtual/net/tap1/brport"
+                "/sys/class/net/tap1/brport"
             )
 
     def test_get_interface_details(self):