diff --git a/dashboards/Insight/Home_Dashboard.json b/dashboards/Insight/Home_Dashboard.json
index 0328d37ffb..dc08d98398 100644
--- a/dashboards/Insight/Home_Dashboard.json
+++ b/dashboards/Insight/Home_Dashboard.json
@@ -847,7 +847,7 @@
         {
           "datasource": "Metrics",
           "editorMode": "code",
-          "expr": "min by () (mysql_global_status_uptime{node_name=~\"$node_name\"} or \nmongodb_instance_uptime_seconds {node_name=~\"$node_name\"} or \n(time() - process_start_time_seconds{node_name=~\"$node_name\",job=~\"postgres_exporter.*\"}))",
+          "expr": "min by () (mysql_global_status_uptime{node_name=~\"$node_name\"} or \nmongodb_instance_uptime_seconds {node_name=~\"$node_name\"} or \n(time() - pg_postmaster_start_time_seconds{node_name=~\"$node_name\"}))",
           "format": "time_series",
           "hide": false,
           "intervalFactor": 1,
@@ -4032,7 +4032,7 @@
               "datasource": "Metrics",
               "editorMode": "code",
               "exemplar": false,
-              "expr": "min by (service_name) (mysql_global_status_uptime{node_name=~\"$node_name\",environment=~\"$environment\"} or \nmongodb_instance_uptime_seconds {node_name=~\"$node_name\",environment=~\"$environment\"} or \n(time() - process_start_time_seconds{node_name=~\"$node_name\",job=~\"postgres_exporter.*\",environment=~\"$environment\"}))",
+              "expr": "min by (service_name) (mysql_global_status_uptime{node_name=~\"$node_name\",environment=~\"$environment\"} or \nmongodb_instance_uptime_seconds {node_name=~\"$node_name\",environment=~\"$environment\"} or \n(time() - pg_postmaster_start_time_seconds{node_name=~\"$node_name\",environment=~\"$environment\"}))",
               "format": "table",
               "hide": false,
               "instant": true,
diff --git a/dashboards/OS/Nodes_Overview.json b/dashboards/OS/Nodes_Overview.json
index c946a7f1fa..2f3aaf0a4b 100644
--- a/dashboards/OS/Nodes_Overview.json
+++ b/dashboards/OS/Nodes_Overview.json
@@ -441,7 +441,7 @@
       "pluginVersion": "8.3.5",
       "targets": [
         {
-          "expr": "min by () (mysql_global_status_uptime{node_name=~\"$node_name\"} or \nmongodb_instance_uptime_seconds {node_name=~\"$node_name\"} or \n(time() - process_start_time_seconds{node_name=~\"$node_name\",job=~\"postgres_exporter.*\"}))",
+          "expr": "min by () (mysql_global_status_uptime{node_name=~\"$node_name\"} or \nmongodb_instance_uptime_seconds {node_name=~\"$node_name\"} or \n(time() - pg_postmaster_start_time_seconds{node_name=~\"$node_name\"}))",
           "format": "time_series",
           "hide": false,
           "intervalFactor": 1,