diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 5e12f85..7b36bba 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -15,7 +15,7 @@ android {
         applicationId = "com.donut.mixfile"
         minSdk = 26
         targetSdk = 35
-        versionCode = 87
+        versionCode = 88
         versionName = "1.12.5"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
diff --git a/app/src/main/java/com/donut/mixfile/server/FileService.kt b/app/src/main/java/com/donut/mixfile/server/FileService.kt
index c6e524c..90a8a58 100644
--- a/app/src/main/java/com/donut/mixfile/server/FileService.kt
+++ b/app/src/main/java/com/donut/mixfile/server/FileService.kt
@@ -154,14 +154,12 @@ class FileService : Service() {
     }
 
     private fun createNotificationChannel() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            val serviceChannel = NotificationChannel(
-                CHANNEL_ID,
-                "局域网文件服务器",
-                NotificationManager.IMPORTANCE_DEFAULT
-            )
-            val manager = getSystemService(NotificationManager::class.java)
-            manager.createNotificationChannel(serviceChannel)
-        }
+        val serviceChannel = NotificationChannel(
+            CHANNEL_ID,
+            "局域网文件服务器",
+            NotificationManager.IMPORTANCE_DEFAULT
+        )
+        val manager = getSystemService(NotificationManager::class.java)
+        manager.createNotificationChannel(serviceChannel)
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/donut/mixfile/server/core/Uploader.kt b/app/src/main/java/com/donut/mixfile/server/core/Uploader.kt
index e3be445..7ca3d71 100644
--- a/app/src/main/java/com/donut/mixfile/server/core/Uploader.kt
+++ b/app/src/main/java/com/donut/mixfile/server/core/Uploader.kt
@@ -57,6 +57,7 @@ abstract class Uploader(val name: String) {
     }
 
     open suspend fun genHead(client: HttpClient): ByteArray? = null
+
     private fun encryptBytes(head: ByteArray, fileData: ByteArray, key: ByteArray): ByteArray {
         return head + (encryptAES(fileData, key))
     }