diff --git a/appsettings.json b/appsettings.json
index b1d401b..58d7a71 100644
--- a/appsettings.json
+++ b/appsettings.json
@@ -32,7 +32,7 @@
     "BasePath": "/api"
   },
   "MonitoringSettings": {
-    "UpdateIntervalMs": 5000,
+    "UpdateIntervalMs": 120000,
     "DataRetentionDays": 7,
     "EnableGpuMonitoring": true,
     "EnableDiskMonitoring": true,
diff --git a/wwwroot/js/dashboard.js b/wwwroot/js/dashboard.js
index 68656b3..b3aacdb 100644
--- a/wwwroot/js/dashboard.js
+++ b/wwwroot/js/dashboard.js
@@ -141,7 +141,7 @@ class ResourceDashboard {
             if (this.autoRefreshEnabled) {
                 this.refreshData();
             }
-        }, 60000); // 60 second fallback
+        }, 300000); // 300 second fallback
     }
 
     stopAutoRefresh() {