diff --git a/Package.swift b/Package.swift
index 0b68917..54b2c88 100644
--- a/Package.swift
+++ b/Package.swift
@@ -12,7 +12,7 @@ let package = Package(
     products: [
         .library(name: "TPInAppReceipt", targets: ["TPInAppReceipt"]),
     ],
-	dependencies: [.package(name: "ASN1Swift", url: "https://github.com/tikhop/ASN1Swift", from: "2.0.0")],
+	dependencies: [.package(name: "ASN1Swift", url: "https://github.com/tikhop/ASN1Swift", from: "1.0.0")],
     targets: [
         .target(
             name: "TPInAppReceipt",