diff --git a/app/build.gradle b/app/build.gradle
index a6ce591..9214c12 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,7 +2,6 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 30
-    buildToolsVersion "29.0.3"
     defaultConfig {
         applicationId "com.donkingliang.consecutivescroller"
         minSdkVersion 19
@@ -21,20 +20,20 @@ android {
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation 'androidx.appcompat:appcompat:1.2.0'
-    implementation 'com.google.android.material:material:1.2.1'
+    implementation 'androidx.appcompat:appcompat:1.3.1'
+    implementation 'com.google.android.material:material:1.4.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     testImplementation 'junit:junit:4.13.2'
-    androidTestImplementation 'androidx.test.ext:junit:1.1.2'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
-    implementation 'androidx.recyclerview:recyclerview:1.1.0'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    implementation 'androidx.recyclerview:recyclerview:1.2.1'
     implementation project(':consecutivescroller')
 
     // 刷新框架
-    implementation  'com.scwang.smart:refresh-layout-kernel:2.0.1'      //核心必须依赖
-    implementation  'com.scwang.smart:refresh-header-classics:2.0.1'    //经典刷新头
-    implementation  'com.scwang.smart:refresh-footer-classics:2.0.1'    //经典加载
+    implementation  'com.scwang.smart:refresh-layout-kernel:2.0.3'      //核心必须依赖
+    implementation  'com.scwang.smart:refresh-header-classics:2.0.3'    //经典刷新头
+    implementation  'com.scwang.smart:refresh-footer-classics:2.0.3'    //经典加载
 
     implementation 'androidx.viewpager2:viewpager2:1.1.0-alpha01'
 }
diff --git a/build.gradle b/build.gradle
index 02199bb..0998836 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
         
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.4.1'
+        classpath 'com.android.tools.build:gradle:4.2.2'
         
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/consecutivescroller/build.gradle b/consecutivescroller/build.gradle
index 66bbb05..90c8c34 100644
--- a/consecutivescroller/build.gradle
+++ b/consecutivescroller/build.gradle
@@ -4,9 +4,6 @@ group='com.github.donkingliang' // 指定group，com.github.<用户名>
 
 android {
     compileSdkVersion 30
-    buildToolsVersion "29.0.3"
-
-
     defaultConfig {
         minSdkVersion 19
         targetSdkVersion 30
@@ -28,8 +25,8 @@ android {
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    compileOnly 'androidx.appcompat:appcompat:1.2.0'
-    compileOnly 'androidx.recyclerview:recyclerview:1.1.0'
+    compileOnly 'androidx.appcompat:appcompat:1.3.1'
+    compileOnly 'androidx.recyclerview:recyclerview:1.2.1'
     compileOnly 'androidx.viewpager2:viewpager2:1.1.0-alpha01'
 }
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 51f9d4b..d83baa5 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Fri Mar 13 16:42:52 CST 2020
+#Sat Jul 31 23:13:54 CST 2021
 distributionBase=GRADLE_USER_HOME
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip
 distributionPath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+zipStoreBase=GRADLE_USER_HOME