diff --git a/build/Release/.deps/Release/obj.target/addon/src/addon.o.d b/build/Release/.deps/Release/obj.target/addon/src/addon.o.d
index 2df7ccd..50af8e0 100644
--- a/build/Release/.deps/Release/obj.target/addon/src/addon.o.d
+++ b/build/Release/.deps/Release/obj.target/addon/src/addon.o.d
@@ -728,7 +728,8 @@ Release/obj.target/addon/src/addon.o: ../src/addon.cc \
  /usr/include/webkitgtk-4.0/webkit2/WebKitUserContentFilterStore.h \
  /usr/include/webkitgtk-4.0/webkit2/WebKitUserMediaPermissionRequest.h \
  /usr/include/webkitgtk-4.0/webkit2/WebKitVersion.h \
- /usr/include/webkitgtk-4.0/webkit2/WebKitAutocleanups.h
+ /usr/include/webkitgtk-4.0/webkit2/WebKitAutocleanups.h \
+ ../src/windowworker.h
 ../src/addon.cc:
 /home/rafi/Projects/stuff_builder/node_modules/node-addon-api/napi.h:
 /home/rafi/.cache/node-gyp/12.16.3/include/node/node_api.h:
@@ -1499,3 +1500,4 @@ Release/obj.target/addon/src/addon.o: ../src/addon.cc \
 /usr/include/webkitgtk-4.0/webkit2/WebKitUserMediaPermissionRequest.h:
 /usr/include/webkitgtk-4.0/webkit2/WebKitVersion.h:
 /usr/include/webkitgtk-4.0/webkit2/WebKitAutocleanups.h:
+../src/windowworker.h:
diff --git a/build/Release/addon.node b/build/Release/addon.node
index 6761b11..48ef9d2 100755
Binary files a/build/Release/addon.node and b/build/Release/addon.node differ
diff --git a/build/Release/obj.target/addon.node b/build/Release/obj.target/addon.node
index 6761b11..48ef9d2 100755
Binary files a/build/Release/obj.target/addon.node and b/build/Release/obj.target/addon.node differ
diff --git a/build/Release/obj.target/addon/src/addon.o b/build/Release/obj.target/addon/src/addon.o
index b617da0..3271371 100644
Binary files a/build/Release/obj.target/addon/src/addon.o and b/build/Release/obj.target/addon/src/addon.o differ
diff --git a/example.js b/example.js
index b550e65..9c87dff 100644
--- a/example.js
+++ b/example.js
@@ -1,4 +1,4 @@
-const Tiny = require("tinytron")
+const Tiny = require("./index");
 
 const window = new Tiny();
 window.setSize(500, 600);
@@ -6,5 +6,6 @@ window.setTitle("Your app");
 
 // When using your own app use express to run the server and pass the url
 window.navigate("http://dev.to/");
-window.run();
-window.destroy()
\ No newline at end of file
+window.run(() => {
+  console.log("window has been closed");
+});
diff --git a/src/tiny.h b/src/tiny.h
index d04be59..20e6c2b 100644
--- a/src/tiny.h
+++ b/src/tiny.h
@@ -1,8 +1,9 @@
 #ifndef TINY_H
 #define TINY_H
 
-#include "webview.h"
 #include <napi.h>
+#include "webview.h"
+#include "windowworker.h"
 
 class Tiny : public Napi::ObjectWrap<Tiny>
 {
@@ -22,7 +23,6 @@ class Tiny : public Napi::ObjectWrap<Tiny>
   webview::webview window_;
 };
 
-
 Napi::FunctionReference Tiny::constructor;
 
 Napi::Object Tiny::Init(Napi::Env env, Napi::Object exports)
@@ -130,13 +130,17 @@ void Tiny::Run(const Napi::CallbackInfo &info)
   Napi::Env env = info.Env();
   Napi::HandleScope scope(env);
 
-  if (info.Length() > 0)
+  if (info.Length() == 0)
   {
-    Napi::TypeError::New(env, "It does not take any arguments")
+    Napi::TypeError::New(env, "You have to pass callback function")
         .ThrowAsJavaScriptException();
   }
 
-  this->window_.run();
+  Function cb = info[0].As<Function>();
+  WindowWorker *worker = new WindowWorker(this->window_, cb);
+  worker->Queue();
+
+  // this->window_.run();
 }
 
 void Tiny::Destroy(const Napi::CallbackInfo &info)
@@ -153,5 +157,4 @@ void Tiny::Destroy(const Napi::CallbackInfo &info)
   this->window_.destroy();
 }
 
-
 #endif
\ No newline at end of file
diff --git a/src/windowworker.h b/src/windowworker.h
new file mode 100644
index 0000000..d80f555
--- /dev/null
+++ b/src/windowworker.h
@@ -0,0 +1,36 @@
+#ifndef WINDOW_WORKER_H
+#define WINDOW_WORKER_H
+
+#include <napi.h>
+#include "webview.h"
+
+using namespace Napi;
+
+class WindowWorker : public AsyncWorker
+{
+public:
+    WindowWorker(webview::webview window_, Function &callback);
+
+    void Execute();
+    void OnOK();
+
+private:
+    webview::webview window_;
+};
+
+WindowWorker::WindowWorker(webview::webview window_, Function &callback) : AsyncWorker(callback)
+{
+    this->window_ = window_;
+}
+
+void WindowWorker::Execute()
+{
+    this->window_.run();
+}
+
+void WindowWorker::OnOK()
+{
+    Callback().Call({});
+}
+
+#endif
\ No newline at end of file