diff --git a/common/sai_client/sai_thrift_client/sai_thrift_utils.py b/common/sai_client/sai_thrift_client/sai_thrift_utils.py
index e7152fa2..6f2b1093 100644
--- a/common/sai_client/sai_thrift_client/sai_thrift_utils.py
+++ b/common/sai_client/sai_thrift_client/sai_thrift_utils.py
@@ -362,7 +362,7 @@ def object_id(oid):
         "16"       => 16
         "oid:0x10" => 16
         """
-        if oid == None or oid == 'null':
+        if oid == None or oid == 'null' or oid == 'SAI_NULL_OBJECT_ID':
             return 0
         if isinstance(oid, str) and oid.startswith('oid:0x'):
             return int(oid[4:], 16)