diff --git a/.idea/misc.xml b/.idea/misc.xml
index 4ca3650a..6b8fbd72 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -44,7 +44,7 @@
     <ConfirmationsSetting value="0" id="Add" />
     <ConfirmationsSetting value="0" id="Remove" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/app/src/main/java/com/example/arial/downloaddemo/MainActivity.java b/app/src/main/java/com/example/arial/downloaddemo/MainActivity.java
index 7d58cd42..f7a9e73b 100644
--- a/app/src/main/java/com/example/arial/downloaddemo/MainActivity.java
+++ b/app/src/main/java/com/example/arial/downloaddemo/MainActivity.java
@@ -30,7 +30,7 @@ public class MainActivity extends AppCompatActivity {
     private static final int DOWNLOAD_RESUME = 0x05;
     private static final int DOWNLOAD_COMPLETE = 0x06;
     private ProgressBar mPb;
-    private String mDownloadUrl = "http://static.gaoshouyou.com/d/22/94/822260b849944492caadd2983f9bb624.apk";
+    private String mDownloadUrl = "http://static.gaoshouyou.com/d/12/0d/7f120f50c80d2e7b8c4ba24ece4f9cdd.apk";
     private DownLoadUtil mUtil;
     private Button mStart, mStop, mCancel;
     private TextView mSize;
diff --git a/downloadutil/jcenter.gradle b/downloadutil/jcenter.gradle
index 6fa33347..c840fa92 100644
--- a/downloadutil/jcenter.gradle
+++ b/downloadutil/jcenter.gradle
@@ -120,7 +120,7 @@ bintray {
     user = hasProperty("bintrayUser") ? getProperty("bintrayUser") : getProperty("BINTRAY_USER")
     key = hasProperty("bintrayKey") ? getProperty("bintrayKey") : getProperty("BINTRAY_KEY")
 
-//    configurations = ['archives']
+    configurations = ['archives']
     publications = ['mavenJava']
     publish = true
 
diff --git a/img/11.gif b/img/11.gif
index 892be4e4..ff6359c0 100644
Binary files a/img/11.gif and b/img/11.gif differ