diff --git a/.travis.yml b/.travis.yml
index aec0d42..9243e2e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,13 +13,13 @@ android:
   - build-tools-28.0.3     
 
   # The SDK version used to compile your project     
-  - android-26      
+  - android-28
 
   # Additional components     
   - extra-google-google_play_services     
   - extra-google-m2repository     
-  - extra-android-m2repository     
-  - addon-google_apis-google-26    
+  - extra-android-m2repository
+  - addon-google_apis-google-28
     
   # Specify at least one system image,     
   # if you need to run emulator(s) during your tests     
diff --git a/app/.gitignore b/app/.gitignore
index 796b96d..0c2d8f0 100644
--- a/app/.gitignore
+++ b/app/.gitignore
@@ -1 +1,4 @@
 /build
+/WanAndroid/
+/release/
+/beta/
diff --git a/app/build.gradle b/app/build.gradle
index 50bdf33..b6bee21 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -24,13 +24,13 @@ static def releaseTime() {
 }
 
 android {
-    compileSdkVersion 28
+    compileSdkVersion rootProject.targetSdkVersion
     buildToolsVersion '28.0.3'
 
     defaultConfig {
         applicationId "cf.android666.wanandroid"
-        minSdkVersion 21
-        targetSdkVersion 28
+        minSdkVersion rootProject.minSdkVersion
+        targetSdkVersion rootProject.targetSdkVersion
         versionCode Integer.parseInt(releaseTime())
         versionName "1.2.0"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 4b59dec..cbcb704 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -5,28 +5,15 @@
     <uses-permission android:name="android.permission.INTERNET" />
 
     <!--以下是友盟SDK需要的权限-->
-    <!-- 必须的权限 -->
-    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
-    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
-    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
-    <uses-permission android:name="android.permission.INTERNET" />
 
     <!-- 推荐的权限 -->
     <!-- 添加如下权限，以便使用更多的第三方SDK和更精准的统计数据 -->
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
     <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 
-    <!--bugly-->
-    <!--<uses-permission android:name="android.permission.READ_PHONE_STATE" />-->
-    <!--<uses-permission android:name="android.permission.INTERNET" />-->
-    <!--<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />-->
-    <!--<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />-->
-    <!--<uses-permission android:name="android.permission.READ_LOGS" />-->
     <!--bugly update-->
     <uses-permission android:name="android.permission.READ_PHONE_STATE" />
-    <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
     <uses-permission android:name="android.permission.READ_LOGS" />
diff --git a/build.gradle b/build.gradle
index 55b5cea..00a7928 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,6 +3,8 @@
 buildscript {
     ext {
         kotlin_version = '1.3.50'
+        targetSdkVersion = 28
+        minSdkVersion = 21
     }
 
     repositories {
diff --git a/mylibrary/build.gradle b/mylibrary/build.gradle
index c798c14..7984dc4 100644
--- a/mylibrary/build.gradle
+++ b/mylibrary/build.gradle
@@ -2,20 +2,18 @@ apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
 
 android {
-    compileSdkVersion 26
-
+    compileSdkVersion rootProject.targetSdkVersion
 
     defaultConfig {
-        minSdkVersion 21
-        targetSdkVersion 26
+        minSdkVersion rootProject.minSdkVersion
+        targetSdkVersion rootProject.targetSdkVersion
         versionCode 2
         versionName "1.0"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
-
     }
 
-    lintOptions{
+    lintOptions {
         //停止lint在build时检查
         abortOnError false
     }
@@ -37,10 +35,10 @@ android {
 
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-    implementation 'androidx.appcompat:appcompat:1.0.0'
+    implementation 'androidx.appcompat:appcompat:1.1.0'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test.ext:junit:1.1.1'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     implementation 'androidx.recyclerview:recyclerview:1.0.0'
 }