diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 89d0484..74d09d1 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -10,7 +10,7 @@ on:
 
 jobs:
   test:
-    runs-on: macos-latest
+    runs-on: macos-26
 
     steps:
     - name: Checkout repo
diff --git a/Package.swift b/Package.swift
index 8b1d861..51fc057 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:5.5
+// swift-tools-version:6.2
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription
diff --git a/Sources/SimpleHTTP/MultipartForm/MultipartFormData.swift b/Sources/SimpleHTTP/MultipartForm/MultipartFormData.swift
index 3fe7e6b..38d732c 100644
--- a/Sources/SimpleHTTP/MultipartForm/MultipartFormData.swift
+++ b/Sources/SimpleHTTP/MultipartForm/MultipartFormData.swift
@@ -7,7 +7,7 @@ import MobileCoreServices
 import CoreServices
 #endif
 
-struct Header: Hashable {
+struct Header: Hashable, Sendable {
     let name: HTTPHeader
     let value: String
 }
@@ -16,9 +16,9 @@ enum EncodingCharacters {
     static let crlf = "\r\n"
 }
 
-enum Boundary {
+enum Boundary: Sendable {
 
-    enum `Type` {
+    enum `Type`: Sendable {
         case initial
         case encapsulated
         case final
@@ -49,19 +49,19 @@ enum Boundary {
 struct BodyPart {
     let headers: [Header]
     let length: Int
-    let stream: () throws -> InputStream
+    let stream: @Sendable () throws -> InputStream
 
     var hasInitialBoundary = false
     var hasFinalBoundary = false
 
-    private init(headers: [Header], stream: @escaping () throws -> InputStream, length: Int) {
+    private init(headers: [Header], stream: @Sendable @escaping () throws -> InputStream, length: Int) {
         self.headers = headers
         self.length = length
         self.stream = stream
     }
 
     init(headers: [Header], url: URL, length: Int) {
-        let stream: () throws -> InputStream = {
+        let stream: @Sendable () throws -> InputStream = {
             guard let stream = InputStream(url: url) else {
                 throw MultipartFormData.Error.inputStreamCreationFailed(url)
             }
diff --git a/Sources/SimpleHTTP/Request/Path.swift b/Sources/SimpleHTTP/Request/Path.swift
index 3cfc1fd..52ce478 100644
--- a/Sources/SimpleHTTP/Request/Path.swift
+++ b/Sources/SimpleHTTP/Request/Path.swift
@@ -21,7 +21,7 @@ import Foundation
 ///
 /// let user: Path = .myPaths.user
 /// ```
-public struct Path: Equatable, ExpressibleByStringLiteral, ExpressibleByStringInterpolation {
+public struct Path: Equatable, Sendable, ExpressibleByStringLiteral, ExpressibleByStringInterpolation {
     /// relative path
     public let value: String
 
diff --git a/Sources/SimpleHTTP/Request/Request.swift b/Sources/SimpleHTTP/Request/Request.swift
index 269954c..b579ad0 100644
--- a/Sources/SimpleHTTP/Request/Request.swift
+++ b/Sources/SimpleHTTP/Request/Request.swift
@@ -1,6 +1,6 @@
 import Foundation
 
-public enum Method: String {
+public enum Method: String, Sendable {
     case get
     case post
     case put
diff --git a/Sources/SimpleHTTP/Response/DataResponse.swift b/Sources/SimpleHTTP/Response/DataResponse.swift
index bf90cb5..b7b27b7 100644
--- a/Sources/SimpleHTTP/Response/DataResponse.swift
+++ b/Sources/SimpleHTTP/Response/DataResponse.swift
@@ -1,6 +1,6 @@
 import Foundation
 
-public struct URLDataResponse {
+public struct URLDataResponse: Sendable {
     public let data: Data
     public let response: HTTPURLResponse
 
diff --git a/Sources/SimpleHTTPFoundation/HTTP/HTTPContentType.swift b/Sources/SimpleHTTPFoundation/HTTP/HTTPContentType.swift
index 7eaf3bb..1af6ac7 100644
--- a/Sources/SimpleHTTPFoundation/HTTP/HTTPContentType.swift
+++ b/Sources/SimpleHTTPFoundation/HTTP/HTTPContentType.swift
@@ -1,7 +1,7 @@
 import Foundation
 
 /// A struct representing a http header content type value
-public struct HTTPContentType: Hashable, ExpressibleByStringLiteral {
+public struct HTTPContentType: Hashable, Sendable, ExpressibleByStringLiteral {
     public let value: String
 
     public init(value: String) {
diff --git a/Sources/SimpleHTTPFoundation/HTTP/HTTPHeader.swift b/Sources/SimpleHTTPFoundation/HTTP/HTTPHeader.swift
index f1c3f1f..b4b9eb1 100644
--- a/Sources/SimpleHTTPFoundation/HTTP/HTTPHeader.swift
+++ b/Sources/SimpleHTTPFoundation/HTTP/HTTPHeader.swift
@@ -4,7 +4,7 @@ import Foundation
 public typealias HTTPHeaderFields = [HTTPHeader: String]
 
 /// A struct representing a http request header key
-public struct HTTPHeader: Hashable, ExpressibleByStringLiteral {
+public struct HTTPHeader: Hashable, Sendable, ExpressibleByStringLiteral {
     public let key: String
 
     public init(stringLiteral value: StringLiteralType) {
@@ -17,7 +17,7 @@ extension HTTPHeader {
     public static let authentication: Self = "Authentication"
     public static let authorization: Self = "Authorization"
     public static let contentType: Self = "Content-Type"
-    public static var contentDisposition: Self = "Content-Disposition"
+    public static let contentDisposition: Self = "Content-Disposition"
 }
 
 // swiftlint:disable line_length