diff --git a/Aria/build.gradle b/Aria/build.gradle
index dc7a6655..77eb5fd4 100644
--- a/Aria/build.gradle
+++ b/Aria/build.gradle
@@ -7,8 +7,8 @@ android {
   defaultConfig {
     minSdkVersion 9
     targetSdkVersion 23
-    versionCode 314
-    versionName "3.1.4"
+    versionCode 315
+    versionName "3.1.5"
   }
   buildTypes {
     release {
@@ -23,4 +23,4 @@ dependencies {
   testCompile 'junit:junit:4.12'
   compile 'com.android.support:appcompat-v7:23.1.1'
 }
-//apply from: 'jcenter.gradle'
+apply from: 'jcenter.gradle'
diff --git a/README.md b/README.md
index 25396481..6421c676 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ Aria怎样使用？
 ## 下载
 [![Download](https://api.bintray.com/packages/arialyy/maven/Aria/images/download.svg)](https://bintray.com/arialyy/maven/Aria/_latestVersion)</br>
 ```java
-compile 'com.arialyy.aria:Aria:3.1.4'
+compile 'com.arialyy.aria:Aria:3.1.5'
 ```
 
 ## 示例