diff --git a/napalm_zyxel/zyxel_driver.py b/napalm_zyxel/zyxel_driver.py
index 1d47210..b49d61b 100644
--- a/napalm_zyxel/zyxel_driver.py
+++ b/napalm_zyxel/zyxel_driver.py
@@ -92,6 +92,7 @@ class ZyxelVMGDriver(ResidentialGatewayDriver):
     VENDOR = "Zyxel"
     DRIVER_NAME = "zyxel"
     SNMP_OBJECT_ID_PREFIX = "1.3.6.1.4.1.890"
+    OUI_PREFIXES = ["00:13:49", "1C:74:0D", "C8:6C:87", "B0:B2:DC", "28:28:5D"]
     HTTP_FINGERPRINT = [
         FingerprintRule("zyxel", weight=7.0, mandatory=True),
         FingerprintRule("gs1920", weight=6.0),