.

packages/in_app_purchase/in_app_purchase_storekit/darwin/Classes/InAppPurchasePlugin.swift

@@ -30,9 +30,14 @@ public class InAppPurchasePlugin: NSObject, FlutterPlugin, InAppPurchaseAPI {
   // This should be an Task, but Task is on available >= iOS 13
   private var _updateListenerTask: Any?
 
-  @available(iOS 13.0, *)
-  var updateListenerTaskAsTask: Task<(), Never> {
-      return self._updateListenerTask as! Task<(), Never>
+  @available(iOS 13.0, macOS 14.0, *)
+  var getListenerTaskAsTask: Task<(), Never> {
+    return self._updateListenerTask as! Task<(), Never>
+  }
+
+  @available(iOS 13.0, macOS 14.0, *)
+  func setListenerTaskAsTask(task: Task<(), Never>) {
+    self._updateListenerTask = task
   }
 
   var transactionCallbackAPI: InAppPurchase2CallbackAPI? = nil

packages/in_app_purchase/in_app_purchase_storekit/darwin/Classes/StoreKit2/InAppPurchaseStoreKit2.swift

@@ -117,21 +117,22 @@ extension InAppPurchasePlugin: InAppPurchase2API {
   /// https://developer.apple.com/documentation/storekit/transaction/3851206-updates
   /// This function should be called as soon as the app starts to avoid missing any Transactions done outside of the app.
   func startListeningToTransactions() throws {
-    self.updateListenerTask = Task { [weak self] in
-      for await verificationResult in Transaction.updates {
-        switch verificationResult {
-        case .verified(let transaction):
-          self?.sendTransactionUpdate(transaction: transaction)
-        case .unverified:
-          break
+    self.setListenerTaskAsTask(
+      task: Task { [weak self] in
+        for await verificationResult in Transaction.updates {
+          switch verificationResult {
+          case .verified(let transaction):
+            self?.sendTransactionUpdate(transaction: transaction)
+          case .unverified:
+            break
+          }
         }
-      }
-    }
+      })
   }
 
   /// Stop subscribing to Transaction.updates
   func stopListeningToTransactions() throws {
-    updateListenerTaskAsTask.cancel()
+    getListenerTaskAsTask.cancel()
   }
 
   /// Sends an transaction back to Dart. Access these transactions with `purchaseStream`