diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index f353e69..dfa5938 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -14,8 +14,8 @@ android {
         applicationId = "com.donut.mixfile"
         minSdk = 24
         targetSdk = 34
-        versionCode = 48
-        versionName = "1.5.0"
+        versionCode = 49
+        versionName = "1.5.1"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {
diff --git a/app/src/main/java/com/donut/mixfile/server/uploaders/A3Uploader.kt b/app/src/main/java/com/donut/mixfile/server/uploaders/A3Uploader.kt
index cad9588..3610904 100644
--- a/app/src/main/java/com/donut/mixfile/server/uploaders/A3Uploader.kt
+++ b/app/src/main/java/com/donut/mixfile/server/uploaders/A3Uploader.kt
@@ -15,15 +15,11 @@ object A3Uploader : Uploader("线路A3") {
         get() = ""
 
     override suspend fun doUpload(fileData: ByteArray): String {
-        val result = uploadClient.submitFormWithBinaryData("https://pic.2xb.cn/uppic.php?type=qq",
+        val result = uploadClient.submitFormWithBinaryData("https://chatbot.weixin.qq.com/weixinh5/webapp/pfnYYEumBeFN7Yb3TAxwrabYVOa4R9/cos/upload",
             formData {
-                add("file", fileData, fileFormHeaders())
+                add("media", fileData, fileFormHeaders())
             }) {
         }.body<JsonObject>()
-        val code = result.get("code").asInt
-        if (code != 200) {
-            throw Exception("上传失败: $code")
-        }
 
         return result.get("url").asString
     }
diff --git a/app/src/test/java/com/donut/mixfile/ExampleUnitTest.kt b/app/src/test/java/com/donut/mixfile/ExampleUnitTest.kt
index 8bcfe9b..3658a11 100644
--- a/app/src/test/java/com/donut/mixfile/ExampleUnitTest.kt
+++ b/app/src/test/java/com/donut/mixfile/ExampleUnitTest.kt
@@ -1,5 +1,7 @@
 package com.donut.mixfile
 
+import com.donut.mixfile.util.file.encodeHex
+import com.donut.mixfile.util.genRandomString
 import kotlinx.coroutines.runBlocking
 import org.junit.Test
 
@@ -16,7 +18,9 @@ class ExampleUnitTest {
     @Test
     fun main() {
         runBlocking {
+            println(
 
+            )
         }
     }