diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 6c865b5..fcbc2c8 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.knightboot.spwaitkiller">
+    package="com.knightboot.spwaitkiller.sample">
 
     <application
         android:allowBackup="true"
@@ -10,10 +10,10 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.SpWaitKiller">
         <activity
-            android:name=".sample.SecondActivity"
+            android:name=".SecondActivity"
             android:exported="true" />
         <activity
-            android:name=".sample.MainActivity"
+            android:name=".MainActivity"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
diff --git a/app/src/main/java/com/knightboot/spwaitkiller/sample/MainActivity.java b/app/src/main/java/com/knightboot/spwaitkiller/sample/MainActivity.java
index 6d68baf..1a9ac8c 100644
--- a/app/src/main/java/com/knightboot/spwaitkiller/sample/MainActivity.java
+++ b/app/src/main/java/com/knightboot/spwaitkiller/sample/MainActivity.java
@@ -2,7 +2,6 @@
 
 import androidx.appcompat.app.AppCompatActivity;
 
-import android.annotation.SuppressLint;
 import android.content.Intent;
 import android.os.Bundle;
 import android.os.Handler;
@@ -10,7 +9,6 @@
 import android.util.Log;
 import android.view.View;
 
-import com.knightboot.spwaitkiller.R;
 import com.knightboot.spwaitkiller.Reflection;
 import com.knightboot.spwaitkiller.SpWaitKiller;
 
@@ -18,7 +16,6 @@
 import java.lang.reflect.Method;
 import java.util.Collection;
 import java.util.LinkedList;
-import java.util.List;
 import java.util.concurrent.CountDownLatch;
 
 public class MainActivity extends AppCompatActivity {
diff --git a/app/src/main/java/com/knightboot/spwaitkiller/sample/SecondActivity.java b/app/src/main/java/com/knightboot/spwaitkiller/sample/SecondActivity.java
index 7795566..efebf16 100644
--- a/app/src/main/java/com/knightboot/spwaitkiller/sample/SecondActivity.java
+++ b/app/src/main/java/com/knightboot/spwaitkiller/sample/SecondActivity.java
@@ -4,7 +4,6 @@
 
 import android.os.Bundle;
 
-import com.knightboot.spwaitkiller.R;
 
 public class SecondActivity extends AppCompatActivity {
 
diff --git a/build.gradle b/build.gradle
index 216d57c..4cfe3f6 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,17 +1,29 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
     repositories {
-        google()
         mavenCentral()
+        google()
+        maven { url 'https://jitpack.io' }
+        mavenLocal()
     }
     dependencies {
-        classpath "com.android.tools.build:gradle:7.0.0"
-
+        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
     }
 }
 
+allprojects {
+    repositories {
+        mavenCentral()
+        google()
+        maven { url 'https://jitpack.io' }
+        mavenLocal()
+    }
+    tasks.withType(Javadoc) {
+        enabled = false
+    }
+}
 task clean(type: Delete) {
     delete rootProject.buildDir
 }
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index ada77bc..a768b82 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Tue Sep 14 19:34:58 CST 2021
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..e69de29
diff --git a/settings.gradle b/settings.gradle
index faff159..f2a9a5a 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1,11 +1,3 @@
-dependencyResolutionManagement {
-    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
-    repositories {
-        google()
-        mavenCentral()
-        jcenter() // Warning: this repository is going to shut down soon
-    }
-}
 rootProject.name = "SpWaitKiller"
 include ':app'
 include ':spwaitkiller'
diff --git a/spwaitkiller/build.gradle b/spwaitkiller/build.gradle
index 7e8fad9..b861782 100644
--- a/spwaitkiller/build.gradle
+++ b/spwaitkiller/build.gradle
@@ -1,6 +1,9 @@
 plugins {
     id 'com.android.library'
+    id 'maven-publish'
 }
+group 'com.knightboost'
+version '0.0.1'
 
 android {
     compileSdk 30
@@ -30,8 +33,35 @@ android {
 dependencies {
 
     implementation 'androidx.appcompat:appcompat:1.2.0'
-    implementation 'com.google.android.material:material:1.3.0'
     testImplementation 'junit:junit:4.+'
     androidTestImplementation 'androidx.test.ext:junit:1.1.2'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+}
+
+// Because the components are created only during the afterEvaluate phase, you must
+// configure your publications using the afterEvaluate() lifecycle method.
+afterEvaluate {
+    publishing {
+        publications {
+            // Creates a Maven publication called "release".
+            release(MavenPublication) {
+                // Applies the component for the release build variant.
+                from components.release
+
+                // You can then customize attributes of the publication as shown below.
+                groupId = group
+                artifactId = 'spwaitkiller'
+                version = version
+            }
+            // Creates a Maven publication called “debug”.
+            debug(MavenPublication) {
+                // Applies the component for the debug build variant.
+                from components.debug
+
+                groupId = group
+                artifactId = 'spwaitkiller'
+                version = version + '-SNAPSHOT'
+            }
+        }
+    }
 }
\ No newline at end of file