diff --git a/.idea/markdown-navigator/profiles_settings.xml b/.idea/markdown-navigator/profiles_settings.xml
index 674a591..57927c5 100644
--- a/.idea/markdown-navigator/profiles_settings.xml
+++ b/.idea/markdown-navigator/profiles_settings.xml
@@ -1,3 +1,3 @@
 <component name="MarkdownNavigator.ProfileManager">
-  <settings default="" />
+  <settings default="" pdf-export="" />
 </component>
\ No newline at end of file
diff --git a/README.md b/README.md
index 047b978..50801fc 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ allprojects {
 然后在当前模块的build.gradle添加依赖
 ~~~
 dependencies {
-	    compile 'com.github.dongjunkun:CouponView:1.0.3'
+	    compile 'com.github.dongjunkun:CouponView:1.0.4'
 	}
 ~~~
 
diff --git a/app/build.gradle b/app/build.gradle
index 5467593..09919c4 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -25,10 +25,10 @@ dependencies {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
     compile project(':library')
-    compile 'com.android.support:appcompat-v7:25.1.0'
-    compile 'com.android.support:design:25.1.0'
-    compile 'com.android.support:recyclerview-v7:25.1.0'
-    compile 'com.android.support:support-v4:25.1.0'
+    compile 'com.android.support:appcompat-v7:25.3.1'
+    compile 'com.android.support:design:25.3.1'
+    compile 'com.android.support:recyclerview-v7:25.3.1'
+    compile 'com.android.support:support-v4:25.3.1'
     compile 'com.jakewharton:butterknife:7.0.1'
     compile 'com.zhy:base-rvadapter:3.0.3'
     testCompile 'junit:junit:4.12'
diff --git a/build.gradle b/build.gradle
index d545450..e8fc89b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.0-beta1'
+        classpath 'com.android.tools.build:gradle:2.3.1'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5'
 
         // NOTE: Do not place your application dependencies here; they belong
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index fa8de78..05a90fb 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Dec 21 14:49:31 CST 2016
+#Fri Apr 07 11:46:27 CST 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip
diff --git a/library/build.gradle b/library/build.gradle
index 04b6d88..a66645a 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -30,6 +30,6 @@ dependencies {
     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
-    compile 'com.android.support:appcompat-v7:25.1.0'
+    compile 'com.android.support:appcompat-v7:25.3.1'
     testCompile 'junit:junit:4.12'
 }
diff --git a/library/src/main/AndroidManifest.xml b/library/src/main/AndroidManifest.xml
index beb2320..09fa105 100644
--- a/library/src/main/AndroidManifest.xml
+++ b/library/src/main/AndroidManifest.xml
@@ -1,10 +1,5 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
           package="yyydjk.com.library">
 
-    <application
-        android:allowBackup="true"
-        android:supportsRtl="true">
-
-    </application>
 
 </manifest>