diff --git a/library/build.gradle b/library/build.gradle
index 5a6eada..3952842 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -57,7 +57,7 @@ dependencies {
 publish {
     userOrg = 'xch168'            // bintray.com用户名
     groupId = 'com.github.xch168' // jcenter上的路径
-    artifactId = 'FFmpeg-Invoker' // 项目名称
+    artifactId = 'ffmpeg-invoker' // 项目名称
     publishVersion = '0.0.1'      // 版本号
     desc = 'Invoker ffmpeg on Android' // 描述
     website = 'https://github.com/xch168/FFmpeg-Invoker' // 项目地址