diff --git a/src/AzureIoTHub.Portal/Server/ConfigHandler.cs b/src/AzureIoTHub.Portal/Server/ConfigHandler.cs
index 0f6ce7b72..22c785385 100644
--- a/src/AzureIoTHub.Portal/Server/ConfigHandler.cs
+++ b/src/AzureIoTHub.Portal/Server/ConfigHandler.cs
@@ -14,7 +14,7 @@ public abstract class ConfigHandler
         internal const string IoTHubConnectionStringKey = "IoTHub:ConnectionString";
         internal const string DPSConnectionStringKey = "IoTDPS:ConnectionString";
         internal const string DPSServiceEndpointKey = "IoTDPS:ServiceEndpoint";
-        internal const string DPSIDScopeKey = "IoTDPS:DPSIDScope";
+        internal const string DPSIDScopeKey = "IoTDPS:IDScope";
 
         internal const string OIDCScopeKey = "OIDC:Scope";
         internal const string OIDCAuthorityKey = "OIDC:Authority";