diff --git a/Sources/TypedAppStorage/TypedAppStorage.swift b/Sources/TypedAppStorage/TypedAppStorage.swift
index 97d241b..2e780f2 100644
--- a/Sources/TypedAppStorage/TypedAppStorage.swift
+++ b/Sources/TypedAppStorage/TypedAppStorage.swift
@@ -3,7 +3,7 @@ import SwiftUI
 /// The protocol that typed app storage values must conform to.
 ///
 /// The most important requirement is conformance to `Codable`. Use ``TypedAppStorage`` in SwiftUI views to store and fetch conforming data.
-public protocol TypedAppStorageValue: Codable {
+public protocol TypedAppStorageValue: Codable, Sendable {
   /// The actual key under which this type of data is stored.
   static var appStorageKey: String { get }
   /// The default value to return, if there's no data under the specified ``appStorageKey``.