diff --git a/android/src/main/java/top/jerryyan/RN/A/VersionUpgrade/UpgradeModule.java b/android/src/main/java/top/jerryyan/RN/A/VersionUpgrade/UpgradeModule.java
index 0fc11bb..d3ca946 100644
--- a/android/src/main/java/top/jerryyan/RN/A/VersionUpgrade/UpgradeModule.java
+++ b/android/src/main/java/top/jerryyan/RN/A/VersionUpgrade/UpgradeModule.java
@@ -8,6 +8,7 @@ import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.net.Uri;
 import android.os.Build;
+import android.os.Environment;
 import android.os.Handler;
 import android.os.Message;
 import android.provider.Settings;
@@ -120,7 +121,7 @@ public class UpgradeModule extends ReactContextBaseJavaModule {
                         byte[] buffer = new byte[2048];
                         int len = 0;
                         long total = response.body().contentLength();
-                        File file = new File("update.apk");
+                        File file = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS),"update.apk");
                         fileOutputStream = new FileOutputStream(file);
                         long sum = 0;
                         while ((len = stream.read(buffer)) != -1) {