diff --git a/.github/workflows/Android-CI-release.yml b/.github/workflows/Android-CI-release.yml
index be77e3b..b4ef0f7 100644
--- a/.github/workflows/Android-CI-release.yml
+++ b/.github/workflows/Android-CI-release.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Install JDK ${{ matrix.java_version }}
         uses: actions/setup-java@v1
         with:
-          java-version: 1.8
+          java-version: 11.0.3
       - name: Install Android SDK
         uses: malinskiy/action-android/install-sdk@release/0.1.1
       - name: Decrypt keystore
diff --git a/.github/workflows/Android-CI.yml b/.github/workflows/Android-CI.yml
index eb60ba9..d288dbd 100644
--- a/.github/workflows/Android-CI.yml
+++ b/.github/workflows/Android-CI.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: macOS-latest
     strategy:
       matrix:
-        java_version: [1.8]
+        java_version: [ 11.0.3 ]
     steps:
       - name: Checkout
         uses: actions/checkout@v2.3.4
@@ -68,10 +68,10 @@ jobs:
         uses: actions/checkout@v2.3.4
         with:
           fetch-depth: 0
-      - name: Install JDK 1.8
+      - name: Install JDK 11.0.3
         uses: actions/setup-java@v1
         with:
-          java-version: 1.8
+          java-version: 11.0.3
       - name: Install Android SDK
         uses: malinskiy/action-android/install-sdk@release/0.1.1
       - name: Decrypt keystore
diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
index 0d15693..88ea3aa 100644
--- a/.idea/codeStyles/Project.xml
+++ b/.idea/codeStyles/Project.xml
@@ -1,22 +1,7 @@
 <component name="ProjectCodeStyleConfiguration">
   <code_scheme name="Project" version="173">
     <JetCodeStyleSettings>
-      <option name="PACKAGES_TO_USE_STAR_IMPORTS">
-        <value>
-          <package name="java.util" alias="false" withSubpackages="false" />
-          <package name="kotlinx.android.synthetic" alias="false" withSubpackages="true" />
-          <package name="io.ktor" alias="false" withSubpackages="true" />
-        </value>
-      </option>
-      <option name="PACKAGES_IMPORT_LAYOUT">
-        <value>
-          <package name="" alias="false" withSubpackages="true" />
-          <package name="java" alias="false" withSubpackages="true" />
-          <package name="javax" alias="false" withSubpackages="true" />
-          <package name="kotlin" alias="false" withSubpackages="true" />
-          <package name="" alias="true" withSubpackages="true" />
-        </value>
-      </option>
+      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
     </JetCodeStyleSettings>
     <codeStyleSettings language="XML">
       <indentOptions>
@@ -130,5 +115,8 @@
         </rules>
       </arrangement>
     </codeStyleSettings>
+    <codeStyleSettings language="kotlin">
+      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
+    </codeStyleSettings>
   </code_scheme>
 </component>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index abd0e73..a4dcef9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,11 +2,10 @@ buildscript {
     ext.kotlin_version = '1.4.31'
     repositories {
         google()
-        jcenter()
-        
+        mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.2'
+        classpath 'com.android.tools.build:gradle:7.0.0-alpha08'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
     }
@@ -15,7 +14,7 @@ buildscript {
 allprojects {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
         maven { url 'https://jitpack.io' }
     }
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 2a56324..442d913 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.3-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/library/build.gradle b/library/build.gradle
index 832f683..d026867 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -1,6 +1,5 @@
 apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
-apply plugin: 'com.github.dcendents.android-maven'
 
 android {
     compileSdkVersion 30