diff --git a/src/app/types.ts b/src/app/types.ts
index ea789046..194d511c 100644
--- a/src/app/types.ts
+++ b/src/app/types.ts
@@ -72,6 +72,7 @@ export interface DataIssue {
   level: string;
   message: string;
   type: string;
+  timeStamp: Date;
  // timeStamp: Date; #p320 todo
   context: {
     fountain_name: string;