diff --git a/src/models/NSDModel.ts b/src/models/NSDModel.ts
index c8aa257..354ccde 100644
--- a/src/models/NSDModel.ts
+++ b/src/models/NSDModel.ts
@@ -23,10 +23,10 @@
 
 /** Interface for NSData */
 export interface NSData {
-    shortName: string;
+    shortName?: string;
     identifier: string;
     description: string;
-    vendor: string;
+    vendor?: string;
     version: string;
     page?: string;
     name?: string;