diff --git a/build.gradle b/build.gradle
index 8294008..c8ff9bd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,8 +2,8 @@
  */
 
 plugins {
-    id "ca.coglinc.javacc" version "2.3.1"
-    id "org.sonarqube" version "3.0"
+    id "ca.coglinc.javacc" version "2.4.0"
+    id "org.sonarqube" version "4.0.0.2929"
 }
 
 // Apply the java plugin to add support for Java
@@ -56,18 +56,18 @@ javadoc {
 
 task sourcesJar(type: Jar) {
     from mainSource, testSource
-    classifier = 'sources'
+    archiveClassifier = 'sources'
 }
 
 task javadocJar(type: Jar, dependsOn: javadoc) {
-    classifier = 'javadoc'
+    archiveClassifier = 'javadoc'
     from javadoc.destinationDir
     //	options.encoding = 'UTF-8'
 }
 
 jacocoTestReport {
     reports {
-        xml.enabled true
+        xml.required = true
     }
 }
 
@@ -168,10 +168,10 @@ repositories {
 
 // In this section you declare the dependencies for your production and test code
 dependencies {
-    compile 'ch.poole:OpeningHoursParser:0.27.0'
+    implementation 'ch.poole:OpeningHoursParser:0.27.1'
     compileOnly 'org.jetbrains:annotations:19.0.0'
     testCompileOnly 'org.jetbrains:annotations:19.0.0'
-    testCompile 'junit:junit:4.12'
+    testImplementation 'junit:junit:4.12'
 }
 
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index f04d6a2..84a0b92 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-5.6.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists