diff --git a/.gitignore b/.gitignore
index 9fc24b90..f07b4d86 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,7 +18,7 @@ out/
 gradle/
 build/
 gradlew*
-gradle.properties
+# gradle.properties
 
 # Local configuration file (sdk path, etc)
 local.properties
diff --git a/README.md b/README.md
index e93257e8..131d7bf1 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ xUtils 包含了orm, http(s), image, view注解, 但依然很轻量级(251K), 
 
 #### 使用Gradle构建时添加以下依赖即可:
 ```javascript
-implementation 'org.xutils:xutils:3.8.5'
+implementation 'org.xutils:xutils:3.8.6'
 ```
 
 #### 混淆配置参考示例项目sample的配置
diff --git a/build.gradle b/build.gradle
index 9508a86b..8ae5711a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.0'
+        classpath 'com.android.tools.build:gradle:3.6.1'
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.4'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
 
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 00000000..199d16ed
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,20 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx1536m
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Automatically convert third-party libraries to use AndroidX
+android.enableJetifier=true
+
diff --git a/sample/build.gradle b/sample/build.gradle
index 286080e1..36c3e406 100644
--- a/sample/build.gradle
+++ b/sample/build.gradle
@@ -32,6 +32,6 @@ android {
 
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-    implementation 'androidx.appcompat:appcompat:1.0.2'
+    implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation project(':xutils')
 }
diff --git a/sample/src/main/res/values/strings.xml b/sample/src/main/res/values/strings.xml
index 8330d6af..12bbda96 100644
--- a/sample/src/main/res/values/strings.xml
+++ b/sample/src/main/res/values/strings.xml
@@ -5,5 +5,5 @@
     <string name="remove">移除</string>
     <string name="stop">停止</string>
     <string name="start">开始下载</string>
-    <string name="test_download_url">http://dl.bintray.com/wyouflf/maven/org/xutils/xutils/3.8.5/xutils-3.8.5.aar</string>
+    <string name="test_download_url">http://dl.bintray.com/wyouflf/maven/org/xutils/xutils/3.8.6/xutils-3.8.6.aar</string>
 </resources>
\ No newline at end of file
diff --git a/xutils/build.gradle b/xutils/build.gradle
index 09f5313f..ad76a369 100644
--- a/xutils/build.gradle
+++ b/xutils/build.gradle
@@ -5,7 +5,7 @@ apply plugin: 'com.jfrog.bintray'
 def siteUrl = 'https://github.com/wyouflf/xUtils3'
 def gitUrl = 'https://github.com/wyouflf/xUtils3.git'
 group = "org.xutils"
-version = "3.8.5"
+version = "3.8.6"
 
 android {
     compileSdkVersion 28