diff --git a/README.md b/README.md
index 830d849..dc4cf5c 100644
--- a/README.md
+++ b/README.md
@@ -316,6 +316,9 @@ println("------>>${MyRedux.instance.currState().result}")
 ```
 
 ## Change Logs
+#### v1.6.6
+* 优化Gradle依赖方式
+
 #### v1.6.4
 * ViewModel中支持从非主线程中推送数据
 
diff --git a/app/build.gradle b/app/build.gradle
index ac03ca5..bb3da59 100755
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -28,6 +28,8 @@ dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     // Project
     implementation project(':common')
+    // JetPack
+    implementation "androidx.swiperefreshlayout:swiperefreshlayout:$refresh_layout_version"
     // ReactiveX
     implementation "com.jakewharton.rxbinding2:rxbinding:$rxbinding_version"
 }
\ No newline at end of file
diff --git a/app/src/main/java/my/itgungnir/rxmvvm/App.kt b/app/src/main/java/my/itgungnir/rxmvvm/App.kt
index 1202e1d..b79800c 100755
--- a/app/src/main/java/my/itgungnir/rxmvvm/App.kt
+++ b/app/src/main/java/my/itgungnir/rxmvvm/App.kt
@@ -1,7 +1,6 @@
 package my.itgungnir.rxmvvm
 
 import androidx.multidex.MultiDexApplication
-import com.squareup.leakcanary.LeakCanary
 import my.itgungnir.rxmvvm.common.redux.MyRedux
 
 class App : MultiDexApplication() {
@@ -10,10 +9,5 @@ class App : MultiDexApplication() {
         super.onCreate()
 
         MyRedux.init(this)
-
-        if (LeakCanary.isInAnalyzerProcess(this)) {
-            return
-        }
-        LeakCanary.install(this)
     }
 }
\ No newline at end of file
diff --git a/common/build.gradle b/common/build.gradle
index 2c84b6d..870e418 100755
--- a/common/build.gradle
+++ b/common/build.gradle
@@ -21,10 +21,12 @@ dependencies {
     // Project
     api project(':rx_mvvm')
     // Kotlin
-    api "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-    // Support
+    api "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
+    // JetPack
+    api "androidx.appcompat:appcompat:$support_version"
     api "com.google.android.material:material:$material_version"
     api "androidx.recyclerview:recyclerview:$recyclerview_version"
+    api "androidx.lifecycle:lifecycle-extensions:$lifecycle_version"
     // ReactiveX
     api "io.reactivex.rxjava2:rxjava:$rxjava_version"
     api "io.reactivex.rxjava2:rxandroid:$rxandroid_version"
diff --git a/config.gradle b/config.gradle
index 02b4df9..094d20c 100755
--- a/config.gradle
+++ b/config.gradle
@@ -1,31 +1,32 @@
 ext {
     // Build
-    gradle_version = '3.5.3'
+    gradle_version = '4.0.1'
     target_sdk_version = 28
     min_sdk_version = 19
     version_code = 1
     version_name = '1.0'
     jdk_version = JavaVersion.VERSION_1_8
     // Kotlin
-    kotlin_version = '1.3.50'
-    // Support
+    kotlin_version = '1.3.72'
+    // JetPack
+    appcompat_version = '1.1.0'
     support_version = '1.1.0'
-    material_version = '1.0.0'
+    material_version = '1.1.0'
     recyclerview_version = '1.1.0'
-    // Lifecycle
     lifecycle_version = '2.1.0'
+    refresh_layout_version = '1.1.0'
     // ReactiveX
-    rxjava_version = '2.2.15'
+    rxjava_version = '2.2.19'
     rxandroid_version = '2.1.1'
     rxbinding_version = '2.2.0'
     // Network
-    okhttp_version = '4.2.2'
-    retrofit_version = '2.6.2'
+    okhttp_version = '4.8.0'
+    retrofit_version = '2.9.0'
     // Tools
     jitpack_version = '2.1'
-    gson_version = '2.8.5'
+    gson_version = '2.8.6'
     dex_version = '2.0.1'
-    leak_canary_version = '2.1'
+    leak_canary_version = '2.4'
 }
 
 static def addRepos(RepositoryHandler handler) {
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index cc9235a..7627900 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip
diff --git a/rx_mvvm/build.gradle b/rx_mvvm/build.gradle
index a7efc60..b25891d 100755
--- a/rx_mvvm/build.gradle
+++ b/rx_mvvm/build.gradle
@@ -1,6 +1,6 @@
 apply plugin: 'com.android.library'
-apply plugin: 'kotlin-android-extensions'
 apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-android-extensions'
 apply plugin: 'com.github.dcendents.android-maven'
 
 group = 'com.github.ITGungnir'
@@ -22,12 +22,12 @@ android {
 }
 
 dependencies {
-    // AndroidX
-    implementation "androidx.appcompat:appcompat:$support_version"
-    implementation "androidx.lifecycle:lifecycle-extensions:$lifecycle_version"
     // Kotlin
     implementation "org.jetbrains.kotlin:kotlin-reflect:$kotlin_version"
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    compileOnly "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
+    // JetPack
+    compileOnly "androidx.appcompat:appcompat:$support_version"
+    compileOnly "androidx.lifecycle:lifecycle-extensions:$lifecycle_version"
     // Tools
-    implementation "com.google.code.gson:gson:$gson_version"
+    compileOnly "com.google.code.gson:gson:$gson_version"
 }