diff --git a/benchmark/build.gradle b/benchmark/build.gradle
index b753219..732c90f 100644
--- a/benchmark/build.gradle
+++ b/benchmark/build.gradle
@@ -8,4 +8,9 @@ repositories {
 
 dependencies {
     implementation project(':')
-}
\ No newline at end of file
+}
+
+application {
+    mainClass = 'net.woggioni.jwo.benchmark.Main'
+}
+
diff --git a/build.gradle b/build.gradle
index ee68d0e..024e4a0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,10 +1,15 @@
+plugins {
+    id 'maven-publish'
+}
+
 allprojects {
     apply plugin: 'java-library'
     group = "net.woggioni"
+    version = jwoVersion
+
     repositories {
         mavenLocal()
         mavenCentral()
-        jcenter()
     }
     dependencies {
         ['', 'test'].each {sourceSetName ->
@@ -19,7 +24,6 @@ allprojects {
         testImplementation group: 'org.junit.jupiter', name: 'junit-jupiter-params', version: junitJupiterVersion
         testRuntimeOnly group: 'org.junit.jupiter', name: 'junit-jupiter-engine', version: junitJupiterVersion
     }
-
 }
 
 dependencies {
@@ -27,7 +31,7 @@ dependencies {
 }
 
 compileJava {
-    options.compilerArgs << '--release' << '8'
+    options.release = 8
 }
 
 jar {
@@ -40,5 +44,5 @@ jar {
 
 wrapper {
     distributionType = Wrapper.DistributionType.BIN
-    gradleVersion = "6.8.2"
-}
\ No newline at end of file
+    gradleVersion = "7.0"
+}
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 2a56324..f371643 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-7.0-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists