diff --git a/napalm_yealink/__pycache__/yealink.cpython-312.pyc b/napalm_yealink/__pycache__/yealink.cpython-312.pyc
index 7803cb4..08032a7 100644
Binary files a/napalm_yealink/__pycache__/yealink.cpython-312.pyc and b/napalm_yealink/__pycache__/yealink.cpython-312.pyc differ
diff --git a/napalm_yealink/yealink.py b/napalm_yealink/yealink.py
index cfa4d22..be4d572 100644
--- a/napalm_yealink/yealink.py
+++ b/napalm_yealink/yealink.py
@@ -33,6 +33,7 @@ class YealinkDriver(AccessPointDriver):
     DRIVER_NAME = "yealink"
 
     SNMP_OBJECT_ID_PREFIX = "1.3.6.1.4.1.37403"
+    OUI_PREFIXES = ["00:80:F0", "00:1A:8C", "80:5E:C0", "24:9A:D8", "70:32:17", "34:6B:D3"]
     HTTP_FINGERPRINT = [
         FingerprintRule("yealink", weight=10.0, mandatory=True),
         FingerprintRule("sip-t", weight=5.0),