diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn2700-r0/pcie.yaml
index 440afffc32..74c796f943 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/pcie.yaml
@@ -35,7 +35,7 @@
 - bus: '00'
   dev: '01'
   fn: '2'
-  id: 0159
+  id: '0159'
   name: 'PCI bridge: Intel Corporation Xeon E3-1200 v2/3rd Gen Core processor PCI
     Express Root Port (rev 09)'
 - bus: '00'
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn4600c-r0/pcie.yaml
index 4356f48a25..0ec69ca08c 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/pcie.yaml
@@ -154,7 +154,7 @@
 - bus: '09'
   dev: '00'
   fn: '0'
-  id: 1533
+  id: '1533'
   name: 'Ethernet controller: Intel Corporation I210 Gigabit Network Connection (rev
     03)'
 - bus: 'ff'