diff --git a/frontend/mining-app/android/app/src/main/kotlin/com/rwadurian/mining_app/MainActivity.kt b/frontend/mining-app/android/app/src/main/kotlin/com/rwadurian/mining_app/MainActivity.kt
index 8f775eeb..c9955434 100644
--- a/frontend/mining-app/android/app/src/main/kotlin/com/rwadurian/mining_app/MainActivity.kt
+++ b/frontend/mining-app/android/app/src/main/kotlin/com/rwadurian/mining_app/MainActivity.kt
@@ -70,6 +70,8 @@ class MainActivity : FlutterActivity() {
             }
 
             startActivity(intent)
+            // 退出当前应用，让系统安装器可以替换 APK
+            finishAffinity()
             true
         } catch (e: Exception) {
             e.printStackTrace()