diff --git a/app/src/main/java/com/aurora/store/data/room/MigrationHelper.kt b/app/src/main/java/com/aurora/store/data/room/MigrationHelper.kt
index 9298c7323..580d3bb62 100644
--- a/app/src/main/java/com/aurora/store/data/room/MigrationHelper.kt
+++ b/app/src/main/java/com/aurora/store/data/room/MigrationHelper.kt
@@ -30,8 +30,7 @@ object MigrationHelper {
         database.beginTransaction()
         try {
             listOf("download", "update").forEach {
-                database.execSQL("ALTER TABLE `$it` ADD COLUMN targetSdk INTEGER NOT NULL")
-                database.execSQL("UPDATE `$it` SET targetSdk=1")
+                database.execSQL("ALTER TABLE `$it` ADD COLUMN targetSdk INTEGER NOT NULL DEFAULT 1")
             }
             database.setTransactionSuccessful()
         } catch (exception: Exception) {
diff --git a/app/src/main/java/com/aurora/store/data/room/download/Download.kt b/app/src/main/java/com/aurora/store/data/room/download/Download.kt
index 27013588f..151793060 100644
--- a/app/src/main/java/com/aurora/store/data/room/download/Download.kt
+++ b/app/src/main/java/com/aurora/store/data/room/download/Download.kt
@@ -28,7 +28,7 @@ data class Download(
     var downloadedFiles: Int,
     var fileList: List<File>,
     val sharedLibs: List<SharedLib>,
-    val targetSdk: Int,
+    val targetSdk: Int = 1,
 ) : Parcelable {
     val isFinished get() = downloadStatus in DownloadStatus.finished
     val isRunning get() = downloadStatus in DownloadStatus.running
diff --git a/app/src/main/java/com/aurora/store/data/room/update/Update.kt b/app/src/main/java/com/aurora/store/data/room/update/Update.kt
index 1c3dd3ad9..f9c04ddcd 100644
--- a/app/src/main/java/com/aurora/store/data/room/update/Update.kt
+++ b/app/src/main/java/com/aurora/store/data/room/update/Update.kt
@@ -30,7 +30,7 @@ data class Update(
     val offerType: Int,
     var fileList: List<File>,
     val sharedLibs: List<SharedLib>,
-    val targetSdk: Int
+    val targetSdk: Int = 1
 ) : Parcelable {
 
     companion object {