diff --git a/build.gradle b/build.gradle
index 9a6431d..419e86d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,34 +1,27 @@
 plugins {
-    id 'application'
-    id 'jacoco-report-aggregation'
-    alias(versions.plugins.asciidoctorConvention)
-    alias(versions.plugins.javaConvention)
-    alias(versions.plugins.sonarqube)
+    alias(libs.plugins.asciidoctorConvention)
+    alias(libs.plugins.applicationConvention)
+    alias(libs.plugins.libraryConvention)
+    id "org.sonarqube" version "4.0.0.2929"
+}
+
+repositories {
+    mavenCentral()
+    mavenLocal()
 }
 
 dependencies {
-    implementation versions.slf4j
-    implementation versions.commonscli
-    testImplementation versions.junit
-    implementation versions.bundles.logback
+    implementation libs.slf4j
+    implementation libs.commonscli
+    testImplementation libs.junit
+    implementation libs.bundles.logback
     spotbugsPlugins 'com.h3xstream.findsecbugs:findsecbugs-plugin:1.12.0'
 }
 
-publishing {
-    publications {
-        application(MavenPublication) {
-            groupId = group
-            from components.java
-        }
-    }
-}
-
-final BUILD_DATE = new Date().format('dd.MM.yyyy').toString()
-
 final MAIN_CLASS_NAME = 'de.thpeetz.generations.App'
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_1_8
+    //sourceCompatibility = JavaVersion.VERSION_1_8
 }
 
 application {
@@ -41,20 +34,16 @@ jar {
     }
 }
 
-spotbugs {
-    ignoreFailures = true
-}
-
-sonarqube {
+sonar {
     properties {
         property "sonar.projectKey", "tpeetz_generations_AYB--ei2Uw4Nr911AV3u"
         property "sonar.qualitygate.wait", true 
         property "sonar.host.url", "https://sonar.thpeetz.de"
-        property "sonar.login", "92ff8e7c02747a905df2c49de874ce3db001bd37"
+        property "sonar.token", "squ_c05f5c2a7c2b7f6bf43769eebb9162b484c7edb6"
         property "sonar.sourceEncoding", "UTF-8"
     }
 }
 
 wrapper {
-    gradleVersion = "7.5"
+    gradleVersion = libs.versions.gradle.get()
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 8049c68..17655d0 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-7.5-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.6-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/settings.gradle b/settings.gradle
index 95eafdd..2ca04be 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1 +1,29 @@
+pluginManagement {
+    plugins {
+    }
+    resolutionStrategy {
+    }
+    repositories {
+        maven {
+            name = "GitHubPackages"
+            url = uri("https://maven.pkg.github.com/cimt-ag/convention-plugins")
+            credentials(PasswordCredentials)
+        }
+        gradlePluginPortal()
+    }   
+}
+dependencyResolutionManagement {
+    repositories {
+	    maven {
+		    name = 'GitHubPackages'
+		    url = uri("https://maven.pkg.github.com/cimt-ag/version-catalog")
+		    credentials(PasswordCredentials)
+		}
+	}
+    versionCatalogs {
+        libs {
+            from("de.cimt:version-catalog:1.0.0-SNAPSHOT")
+        }
+    }
+}
 rootProject.name="generations"