diff --git a/lib/services/patcher_api.dart b/lib/services/patcher_api.dart
index ecc3b218..9a094bec 100644
--- a/lib/services/patcher_api.dart
+++ b/lib/services/patcher_api.dart
@@ -28,7 +28,7 @@ class PatcherAPI {
   List<Patch> _universalPatches = [];
   List<String> _compatiblePackages = [];
   Map filteredPatches = <String, List<Patch>>{};
-  File? _outFile;
+  File? outFile;
 
   Future<void> initialize() async {
     await _loadPatches();
@@ -162,7 +162,7 @@ class PatcherAPI {
       final Directory workDir = _tmpDir.createTempSync('tmp-');
       final File inputFile = File('${workDir.path}/base.apk');
       final File patchedFile = File('${workDir.path}/patched.apk');
-      _outFile = File('${workDir.path}/out.apk');
+      outFile = File('${workDir.path}/out.apk');
       final Directory cacheDir = Directory('${workDir.path}/cache');
       cacheDir.createSync();
       final String originalFilePath = apkFilePath;
@@ -174,7 +174,7 @@ class PatcherAPI {
             'originalFilePath': originalFilePath,
             'inputFilePath': inputFile.path,
             'patchedFilePath': patchedFile.path,
-            'outFilePath': _outFile!.path,
+            'outFilePath': outFile!.path,
             'integrationsPath': integrationsFile!.path,
             'selectedPatches': selectedPatches.map((p) => p.name).toList(),
             'cacheDirPath': cacheDir.path,
@@ -201,7 +201,7 @@ class PatcherAPI {
   }
 
   Future<bool> installPatchedFile(PatchedApplication patchedApp) async {
-    if (_outFile != null) {
+    if (outFile != null) {
       try {
         if (patchedApp.isRooted) {
           final bool hasRootPermissions = await _rootAPI.hasRootPermissions();
@@ -209,11 +209,11 @@ class PatcherAPI {
             return _rootAPI.installApp(
               patchedApp.packageName,
               patchedApp.apkFilePath,
-              _outFile!.path,
+              outFile!.path,
             );
           }
         } else {
-          final install = await InstallPlugin.installApk(_outFile!.path);
+          final install = await InstallPlugin.installApk(outFile!.path);
           return install['isSuccess'];
         }
       } on Exception catch (e) {
@@ -228,11 +228,11 @@ class PatcherAPI {
 
   void exportPatchedFile(String appName, String version) {
     try {
-      if (_outFile != null) {
+      if (outFile != null) {
         final String newName = _getFileName(appName, version);
         CRFileSaver.saveFileWithDialog(
           SaveFileDialogParams(
-            sourceFilePath: _outFile!.path,
+            sourceFilePath: outFile!.path,
             destinationFileName: newName,
           ),
         );
@@ -246,12 +246,12 @@ class PatcherAPI {
 
   void sharePatchedFile(String appName, String version) {
     try {
-      if (_outFile != null) {
+      if (outFile != null) {
         final String newName = _getFileName(appName, version);
-        final int lastSeparator = _outFile!.path.lastIndexOf('/');
+        final int lastSeparator = outFile!.path.lastIndexOf('/');
         final String newPath =
-            _outFile!.path.substring(0, lastSeparator + 1) + newName;
-        final File shareFile = _outFile!.copySync(newPath);
+            outFile!.path.substring(0, lastSeparator + 1) + newName;
+        final File shareFile = outFile!.copySync(newPath);
         ShareExtend.share(shareFile.path, 'file');
       }
     } on Exception catch (e) {
diff --git a/lib/ui/views/installer/installer_viewmodel.dart b/lib/ui/views/installer/installer_viewmodel.dart
index 52318967..426b0669 100644
--- a/lib/ui/views/installer/installer_viewmodel.dart
+++ b/lib/ui/views/installer/installer_viewmodel.dart
@@ -285,7 +285,7 @@ class InstallerViewModel extends BaseViewModel {
 
           // In case a patch changed the app name or package name,
           // update the app info.
-          final app = await DeviceApps.getAppFromStorage(_app.apkFilePath);
+          final app = await DeviceApps.getAppFromStorage(_patcherAPI.outFile!.path);
           if (app != null) {
             _app.name = app.appName;
             _app.packageName = app.packageName;