diff --git a/AppReceiptValidator/AppReceiptValidator/UnofficialReceipt.swift b/AppReceiptValidator/AppReceiptValidator/UnofficialReceipt.swift
index 1d2e4bc..e30f10b 100644
--- a/AppReceiptValidator/AppReceiptValidator/UnofficialReceipt.swift
+++ b/AppReceiptValidator/AppReceiptValidator/UnofficialReceipt.swift
@@ -61,7 +61,7 @@ public enum KnownUnofficialReceiptAttribute: Int32 {
     var parsingType: ParsingType {
         switch self {
         case .date1, .date2, .date3:
-            return .string
+            return .date
         case .provisioningType, .ageRating, .clientName:
             return .string
         }