diff --git a/src/Contracts/MessageTypes.ts b/src/Contracts/MessageTypes.ts
index a5952e098..1dd30bb89 100644
--- a/src/Contracts/MessageTypes.ts
+++ b/src/Contracts/MessageTypes.ts
@@ -41,6 +41,7 @@ export enum MessageTypes {
   OpenPostgreSQLPasswordReset,
   OpenPostgresNetworkingBlade,
   OpenCosmosDBNetworkingBlade,
+  DisplayNPSSurvey, // unused
   OpenVCoreMongoNetworkingBlade,
   OpenVCoreMongoConnectionStringsBlade,
   GetAuthorizationToken, // unused. Can be removed if the portal uses the same list of enums.