diff --git a/src/sonic_ax_impl/mibs/vendor/cisco/ciscoSwitchQosMIB.py b/src/sonic_ax_impl/mibs/vendor/cisco/ciscoSwitchQosMIB.py
index 31df647d0..0534b6106 100644
--- a/src/sonic_ax_impl/mibs/vendor/cisco/ciscoSwitchQosMIB.py
+++ b/src/sonic_ax_impl/mibs/vendor/cisco/ciscoSwitchQosMIB.py
@@ -136,9 +136,8 @@ def update_stats(self):
 
             # The first half of queue id is for ucast, and second half is for mcast
             # To simulate vendor OID, we wrap queues by max priority groups
-            port_max_queues = Namespace.dbs_get_all(self.db_conn, mibs.STATE_DB,
-                                                    mibs.buffer_max_parm_table(self.oid_name_map[if_index]))['max_queues']
-            pq_count = math.ceil(int(port_max_queues) / 2)
+            pq_count = int(Namespace.dbs_get_all(self.db_conn, mibs.STATE_DB,
+                                                    mibs.buffer_max_parm_table(self.oid_name_map[if_index]))['max_priority_groups'])
 
             for queue in if_queues:
                 # Get queue type and statistics
diff --git a/tests/mock_tables/asic0/state_db.json b/tests/mock_tables/asic0/state_db.json
index 5c281f9f4..df83f5716 100644
--- a/tests/mock_tables/asic0/state_db.json
+++ b/tests/mock_tables/asic0/state_db.json
@@ -35,12 +35,12 @@
     "state": "Active"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet0": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet4": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet24": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   }
 }
diff --git a/tests/mock_tables/asic1/state_db.json b/tests/mock_tables/asic1/state_db.json
index 026d90b49..ddacc46f6 100644
--- a/tests/mock_tables/asic1/state_db.json
+++ b/tests/mock_tables/asic1/state_db.json
@@ -32,12 +32,12 @@
     "state": "Established"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet8": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet12": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet32": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   }
 }
diff --git a/tests/mock_tables/asic2/state_db.json b/tests/mock_tables/asic2/state_db.json
index be6fe9a42..8168025e8 100644
--- a/tests/mock_tables/asic2/state_db.json
+++ b/tests/mock_tables/asic2/state_db.json
@@ -6,12 +6,12 @@
     "state": "Established"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet-BP16": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet-BP20": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet40": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   }
 }
diff --git a/tests/mock_tables/state_db.json b/tests/mock_tables/state_db.json
index ad4cd5eca..81b72b09e 100644
--- a/tests/mock_tables/state_db.json
+++ b/tests/mock_tables/state_db.json
@@ -197,21 +197,21 @@
     "state" : "Deleted"
     },
   "BUFFER_MAX_PARAM_TABLE|Ethernet0": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
     },
   "BUFFER_MAX_PARAM_TABLE|Ethernet4": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
     },
   "BUFFER_MAX_PARAM_TABLE|Ethernet8": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet16": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet24": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   },
   "BUFFER_MAX_PARAM_TABLE|Ethernet32": {
-    "max_queues": "16"
+    "max_priority_groups": "8"
   }
 }