diff --git a/configurations/STP P4000 Chassis.json b/configurations/STP P4000 Chassis.json
index cd35350..445c89a 100644
--- a/configurations/STP P4000 Chassis.json
+++ b/configurations/STP P4000 Chassis.json
@@ -2,6 +2,7 @@
     "exposes": [
         {
             "bind_connector": "4U System Fan connector 1",
+            "index": 0,
             "name": "Fan 1",
             "thresholds": [
                 {
@@ -21,6 +22,7 @@
         },
         {
             "bind_connector": "4U System Fan connector 2",
+            "index": 1,
             "name": "Fan 2",
             "thresholds": [
                 {
@@ -40,6 +42,7 @@
         },
         {
             "bind_connector": "4U System Fan connector 3",
+            "index": 2,
             "name": "Fan 3",
             "thresholds": [
                 {
@@ -59,6 +62,7 @@
         },
         {
             "bind_connector": "4U System Fan connector 4",
+            "index": 3,
             "name": "Fan 4",
             "thresholds": [
                 {
@@ -78,6 +82,7 @@
         },
         {
             "bind_connector": "4U System Fan connector 5",
+            "index": 4,
             "name": "Fan 5",
             "thresholds": [
                 {
@@ -97,6 +102,7 @@
         },
         {
             "bind_connector": "4U System Fan connector 6",
+            "index": 5,
             "name": "Fan 6",
             "thresholds": [
                 {