diff --git a/example/windows/runner/main.cpp b/example/windows/runner/main.cpp
index fc45db4..da24248 100644
--- a/example/windows/runner/main.cpp
+++ b/example/windows/runner/main.cpp
@@ -27,7 +27,7 @@ int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
   FlutterWindow window(project);
   Win32Window::Point origin(10, 10);
   Win32Window::Size size(1280, 720);
-  if (!window.Create(L"rename appname", origin, size)) {
+  if (!window.Create(L"rename appname"), origin, size)) {
     return EXIT_FAILURE;
   }
   window.SetQuitOnClose(true);
diff --git a/lib/platform_file_editors/windows_platform_file_editor.dart b/lib/platform_file_editors/windows_platform_file_editor.dart
index 3a41b91..e2d1441 100644
--- a/lib/platform_file_editors/windows_platform_file_editor.dart
+++ b/lib/platform_file_editors/windows_platform_file_editor.dart
@@ -80,19 +80,22 @@ class WindowsPlatformFileEditor extends AbstractPlatformFileEditor {
     List? contentLineByLine = await readFileAsLineByline(
       filePath: filePath,
     );
-    for (var i = 0; i < contentLineByLine.length; i++) {
-      if (contentLineByLine[i].contains('window.CreateAndShow')) {
-        contentLineByLine[i] = contentLineByLine[i]
-            .replaceAllMapped(RegExp(r'CreateAndShow\(L"(.*?)"'), (match) {
-          return 'Create(L"$appName"';
-        });
-        break;
-      } else if (contentLineByLine[i].contains('window.Create')) {
-        contentLineByLine[i] = contentLineByLine[i]
-            .replaceAllMapped(RegExp(r'Create\(L"(.*?)"'), (match) {
-          return 'Create(L"$appName"';
-        });
-        break;
+    var currentAppName = await getAppName();
+    if (currentAppName != null) {
+      for (var i = 0; i < contentLineByLine.length; i++) {
+        if (contentLineByLine[i]?.contains('window.CreateAndShow') ?? false) {
+          contentLineByLine[i] = contentLineByLine[i]?.replaceFirst(
+            currentAppName,
+            appName,
+          );
+          break;
+        } else if (contentLineByLine[i]?.contains('window.Create') ?? false) {
+          contentLineByLine[i] = contentLineByLine[i]?.replaceFirst(
+            currentAppName,
+            appName,
+          );
+          break;
+        }
       }
     }
     final message = await super.setAppName(appName: appName);
@@ -100,7 +103,7 @@ class WindowsPlatformFileEditor extends AbstractPlatformFileEditor {
       filePath: filePath,
       content: contentLineByLine.join('\n'),
     );
-    return message;
+    return 'App name set to $appName';
   }
 
   /// Sets the bundle ID in the Windows Runner.rc file.