diff --git a/cookbooks/aws-parallelcluster-environment/files/redhat-8.network_interfaces/configure_nw_interface.sh b/cookbooks/aws-parallelcluster-environment/files/redhat-8/network_interfaces/configure_nw_interface.sh
similarity index 96%
rename from cookbooks/aws-parallelcluster-environment/files/redhat-8.network_interfaces/configure_nw_interface.sh
rename to cookbooks/aws-parallelcluster-environment/files/redhat-8/network_interfaces/configure_nw_interface.sh
index 7c12bbe95c..e6cc996e66 100644
--- a/cookbooks/aws-parallelcluster-environment/files/redhat-8.network_interfaces/configure_nw_interface.sh
+++ b/cookbooks/aws-parallelcluster-environment/files/redhat-8/network_interfaces/configure_nw_interface.sh
@@ -24,8 +24,8 @@ then
 fi
 
 con_name="System ${DEVICE_NAME}"
-SUFFIX=$NETWORK_CARD_INDEX$(printf "%02d" $DEVICE_NUMBER)
-route_table="$(( $SUFFIX + 1000 ))"
+SUFFIX=$NETWORK_CARD_INDEX$DEVICE_NUMBER
+route_table="$(( $SUFFIX + 50 ))"
 priority="${route_table}"
 metric="${route_table}"
 
diff --git a/cookbooks/aws-parallelcluster-environment/files/rocky/network_interfaces/configure_nw_interface.sh b/cookbooks/aws-parallelcluster-environment/files/rocky/network_interfaces/configure_nw_interface.sh
index 7c12bbe95c..e6cc996e66 100644
--- a/cookbooks/aws-parallelcluster-environment/files/rocky/network_interfaces/configure_nw_interface.sh
+++ b/cookbooks/aws-parallelcluster-environment/files/rocky/network_interfaces/configure_nw_interface.sh
@@ -24,8 +24,8 @@ then
 fi
 
 con_name="System ${DEVICE_NAME}"
-SUFFIX=$NETWORK_CARD_INDEX$(printf "%02d" $DEVICE_NUMBER)
-route_table="$(( $SUFFIX + 1000 ))"
+SUFFIX=$NETWORK_CARD_INDEX$DEVICE_NUMBER
+route_table="$(( $SUFFIX + 50 ))"
 priority="${route_table}"
 metric="${route_table}"