diff --git a/Package.swift b/Package.swift
index ef7d1be..9c0c629 100644
--- a/Package.swift
+++ b/Package.swift
@@ -27,7 +27,7 @@ let package = Package(
     .default(enabledTraits: ["UseSwiftCrypto"]),
   ],
   dependencies: [
-    .package(url: "https://github.com/apple/swift-crypto", "1.0.0" ..< "4.0.0"),
+    .package(url: "https://github.com/apple/swift-crypto", from: "2.0.0"),
     .package(url: "https://github.com/lovetodream/swift-blake2", from: "0.1.0")
   ],
   targets: [
@@ -44,6 +44,5 @@ let package = Package(
       name: "MinisignTests",
       dependencies: ["Minisign"]
     ),
-  ],
-  swiftLanguageModes: [.v6]
+  ]
 )
diff --git a/Package@swift-5.9.swift b/Package@swift-5.8.swift
similarity index 90%
rename from Package@swift-5.9.swift
rename to Package@swift-5.8.swift
index 33d3fa9..46b4194 100644
--- a/Package@swift-5.9.swift
+++ b/Package@swift-5.8.swift
@@ -1,4 +1,4 @@
-// swift-tools-version: 5.9
+// swift-tools-version: 5.8
 
 import PackageDescription
 
@@ -18,7 +18,7 @@ let package = Package(
     )
   ],
   dependencies: [
-    .package(url: "https://github.com/apple/swift-crypto", "1.0.0" ..< "4.0.0"),
+    .package(url: "https://github.com/apple/swift-crypto", from: "2.0.0"),
     .package(url: "https://github.com/lovetodream/swift-blake2", from: "0.1.0"),
   ],
   targets: [
diff --git a/Sources/Minisign/Minisign.swift b/Sources/Minisign/Minisign.swift
index ecaa5b4..bf40538 100644
--- a/Sources/Minisign/Minisign.swift
+++ b/Sources/Minisign/Minisign.swift
@@ -6,9 +6,9 @@ import BLAKE2
 import Foundation
 
 #if UseSwiftCrypto
-  @preconcurrency import Crypto
+  import Crypto
 #else
-  @preconcurrency import CryptoKit
+  import CryptoKit
 #endif
 
 public enum SignatureAlgorithm: Sendable, RawRepresentable {