diff --git a/ansible/group_vars/sonic/variables b/ansible/group_vars/sonic/variables
index 0d74870464a..21418424e93 100644
--- a/ansible/group_vars/sonic/variables
+++ b/ansible/group_vars/sonic/variables
@@ -24,7 +24,7 @@ mellanox_spc2_hwskus: [ 'ACS-MSN3700', 'ACS-MSN3700C', 'ACS-MSN3800', 'Mellanox-
 mellanox_spc3_hwskus: [ 'ACS-MSN4700', 'Mellanox-SN4700-O28', 'Mellanox-SN4700-O32', 'ACS-MSN4600', 'ACS-MSN4600C', 'ACS-MSN4410', 'Mellanox-SN4600C-D112C8', 'Mellanox-SN4600C-C64', 'Mellanox-SN4700-O8C48', 'Mellanox-SN4700-O8V48', 'ACS-SN4280', 'Mellanox-SN4280-O28', 'Mellanox-SN4700-V64', 'Mellanox-SN4700-O32']
 mellanox_spc4_hwskus: [ 'ACS-SN5600' , 'Mellanox-SN5600-V256', 'Mellanox-SN5600-C256S1', 'Mellanox-SN5600-C224O8',
                         'Mellanox-SN5610N-C256S2', 'Mellanox-SN5610N-C224O8']
-mellanox_spc5_hwskus: [ 'Mellanox-SN5640-C512S2' ]
+mellanox_spc5_hwskus: [ 'Mellanox-SN5640-C512S2', 'Mellanox-SN5640-C448O16']
 mellanox_hwskus: "{{ mellanox_spc1_hwskus + mellanox_spc2_hwskus + mellanox_spc3_hwskus + mellanox_spc4_hwskus + mellanox_spc5_hwskus }}"
 mellanox_dualtor_hwskus: [ 'Mellanox-SN4600C-C64' ]
 
diff --git a/tests/common/mellanox_data.py b/tests/common/mellanox_data.py
index 052199b2526..b773104d5c1 100644
--- a/tests/common/mellanox_data.py
+++ b/tests/common/mellanox_data.py
@@ -8,7 +8,8 @@
                "Mellanox-SN4600C-D112C8", "Mellanox-SN4600C-C64", "ACS-SN4280", "Mellanox-SN4280-O28"]
 SPC4_HWSKUS = ["ACS-SN5600", "Mellanox-SN5600-V256", "Mellanox-SN5600-C256S1", "Mellanox-SN5600-C224O8",
                'Mellanox-SN5610N-C256S2', 'Mellanox-SN5610N-C224O8']
-SWITCH_HWSKUS = SPC1_HWSKUS + SPC2_HWSKUS + SPC3_HWSKUS + SPC4_HWSKUS
+SPC5_HWSKUS = ["Mellanox-SN5640-C512S2", "Mellanox-SN5640-C448O16"]
+SWITCH_HWSKUS = SPC1_HWSKUS + SPC2_HWSKUS + SPC3_HWSKUS + SPC4_HWSKUS + SPC5_HWSKUS
 
 PSU_CAPABILITIES = [
     ['psu{}_curr', 'psu{}_curr_in', 'psu{}_power', 'psu{}_power_in', 'psu{}_volt', 'psu{}_volt_in', 'psu{}_volt_out'],