diff --git a/lib/Constants.ts b/lib/Constants.ts
index e860117e..9a1a15fe 100644
--- a/lib/Constants.ts
+++ b/lib/Constants.ts
@@ -1284,6 +1284,13 @@ export enum SKUFlags {
 }
 
 export enum EntitlementTypes {
+    PURCHASE                 = 1,
+    PREMIUM_SUBSCRIPTION     = 2,
+    DEVELOPER_GIFT           = 3,
+    TEST_MODE_PURCHASE       = 4,
+    FREE_PURCHASE            = 5,
+    USER_GIFT                = 6,
+    PREMIUM_PURCHASE         = 7,
     APPLICATION_SUBSCRIPTION = 8,
 }