diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 6ee3b2a..f47ebc8 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -15,11 +15,9 @@ val currentFlavor get() = gradle.startParameter.taskRequests.toString().let { ta
     }
 }
 
-val minSdk = 21
-
 android {
     val javaVersion = JavaVersion.VERSION_1_8
-    compileSdkVersion(29)
+    compileSdkVersion(30)
     compileOptions {
         sourceCompatibility = javaVersion
         targetCompatibility = javaVersion
@@ -27,8 +25,8 @@ android {
     kotlinOptions.jvmTarget = javaVersion.toString()
     defaultConfig {
         applicationId = "com.github.shadowsocks.plugin.v2ray"
-        minSdkVersion(minSdk)
-        targetSdkVersion(29)
+        minSdkVersion(23)
+        targetSdkVersion(30)
         versionCode = 1080000
         versionName = "1.8.0"
         testInstrumentationRunner = "android.support.test.runner.AndroidJUnitRunner"
@@ -56,7 +54,7 @@ tasks.register<Exec>("goBuild") {
         println("Warning: Building on Windows is not supported")
     } else {
         executable("/bin/bash")
-        args("go-build.bash", minSdk)
+        args("go-build.bash", 23)
         environment("ANDROID_HOME", android.sdkDirectory)
         environment("ANDROID_NDK_HOME", android.ndkDirectory)
     }
@@ -71,11 +69,11 @@ tasks.whenTaskAdded {
 dependencies {
     implementation(kotlin("stdlib-jdk8", rootProject.extra.get("kotlinVersion").toString()))
     implementation("androidx.preference:preference:1.1.1")
-    implementation("com.github.shadowsocks:plugin:1.3.4")
+    implementation("com.github.shadowsocks:plugin:2.0.0")
     implementation("com.takisoft.preferencex:preferencex-simplemenu:1.1.0")
-    testImplementation("junit:junit:4.13")
-    androidTestImplementation("androidx.test:runner:1.2.0")
-    androidTestImplementation("androidx.test.espresso:espresso-core:3.2.0")
+    testImplementation("junit:junit:4.13.2")
+    androidTestImplementation("androidx.test:runner:1.3.0")
+    androidTestImplementation("androidx.test.espresso:espresso-core:3.3.0")
 }
 
 val abiCodes = mapOf("armeabi-v7a" to 1, "arm64-v8a" to 2, "x86" to 3, "x86_64" to 4)
diff --git a/build.gradle.kts b/build.gradle.kts
index 8e0bec1..551667d 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,11 +1,11 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 plugins {
-    id("com.github.ben-manes.versions") version "0.28.0"
+    id("com.github.ben-manes.versions") version "0.36.0"
 }
 
 buildscript {
-    val kotlinVersion = "1.3.72"
+    val kotlinVersion = "1.4.30"
     extra.set("kotlinVersion", kotlinVersion)
 
     repositories {
@@ -13,8 +13,8 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath("com.android.tools.build:gradle:4.0.0-rc01")
-        classpath("com.github.ben-manes:gradle-versions-plugin:0.28.0")
+        classpath("com.android.tools.build:gradle:4.1.2")
+        classpath("com.github.ben-manes:gradle-versions-plugin:0.36.0")
         classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion")
     }
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index bb8b2fc..2a56324 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-6.5.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists