diff --git a/build.gradle b/build.gradle
index 3ce127ef8..2b26a2602 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,9 +2,7 @@ import org.gradle.internal.os.OperatingSystem
 
 plugins {
     id 'java-library'
-    id 'java'
     id 'maven-publish'
-    id 'net.ltgt.apt' version '0.10'
     id 'org.jetbrains.kotlin.jvm' version '1.5.0'
     id 'checkstyle'
 }
@@ -12,7 +10,7 @@ plugins {
 group 'net.minestom.server'
 version '1.0'
 
-sourceCompatibility = 1.11
+sourceCompatibility = 11
 project.ext.lwjglVersion = "3.2.3"
 
 switch (OperatingSystem.current()) {
@@ -53,7 +51,7 @@ allprojects {
         // see https://stackoverflow.com/a/56641766
         doLast {
             // Append the fix to the file
-            def searchScript = new File(destinationDir.getAbsolutePath() + '/search.js')
+            def searchScript = new File(destinationDir, '/search.js')
             searchScript.append '\n\n' +
                     'getURLPrefix = function(ui) {\n' +
                     '    return \'\';\n' +
@@ -62,7 +60,7 @@ allprojects {
     }
 
     checkstyle {
-        toolVersion "8.37"
+        toolVersion "8.42"
         configFile file("${projectDir}/minestom_checks.xml")
     }
 }
@@ -114,6 +112,10 @@ test {
     useJUnitPlatform()
 }
 
+tasks.withType(Zip).configureEach {
+    duplicatesStrategy DuplicatesStrategy.EXCLUDE
+}
+
 dependencies {
     // Junit Testing Framework
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.6.2'
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 28ff446a2..0f80bbf51 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-6.8.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/minestom_checks.xml b/minestom_checks.xml
index eb513ae72..082918382 100644
--- a/minestom_checks.xml
+++ b/minestom_checks.xml
@@ -277,7 +277,7 @@
              value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF, METHOD_DEF, CTOR_DEF, VARIABLE_DEF"/>
         </module>
         <module name="JavadocMethod">
-            <property name="scope" value="public"/>
+            <property name="accessModifiers" value="public"/>
             <property name="allowMissingParamTags" value="true"/>
             <property name="allowMissingReturnTag" value="true"/>
             <property name="allowedAnnotations" value="Override, Test"/>