diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1d5d38a..030ec6a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 3.5.7
+
+- Refactored `Isolate.spawn` logic to make sure we are closing after execution
+
 ## 3.5.6
 
 - Added support to linux ARM64 devices
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 2db8a88..d6693ac 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -119,7 +119,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "3.5.6"
+    version: "3.5.7"
   ffi:
     dependency: transitive
     description:
diff --git a/lib/bridge/binding.dart b/lib/bridge/binding.dart
index 6c8176c..b5068ac 100644
--- a/lib/bridge/binding.dart
+++ b/lib/bridge/binding.dart
@@ -36,19 +36,14 @@ class Binding {
     final port = ReceivePort();
     final args = IsolateArguments(name, payload, port.sendPort);
 
-    Isolate.spawn<IsolateArguments>(
-      callBridge,
-      args,
-      onError: port.sendPort,
-      onExit: port.sendPort,
-    );
+    final isolate = await Isolate.spawn(callBridge, args);
 
     Completer<Uint8List> completer = new Completer();
 
-    StreamSubscription? subscription;
-    subscription = port.listen((message) async {
-      await subscription?.cancel();
+    port.listen((message) async {
       completer.complete(message);
+      port.close();
+      isolate.kill();
     });
     return completer.future;
   }
diff --git a/pubspec.yaml b/pubspec.yaml
index 8e17f8a..1362eb8 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: fast_rsa
 description: library for use RSA with support for android and ios, macOS, linux, windows and web
-version: 3.5.6
+version: 3.5.7
 homepage: https://github.com/jerson/flutter-rsa
 
 environment: