mvn4 aggregator
diff --git a/pom.xml b/pom.xml
index 1f0e7ed..74a78a2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -71,8 +71,8 @@
   </distributionManagement>
 
   <properties>
-    <mavenVersion>3.0</mavenVersion>
-    <javaVersion>7</javaVersion>
+    <mavenVersion>4.0.0-alpha-1-SNAPSHOT</mavenVersion>
+    <javaVersion>8</javaVersion>
     <project.build.outputTimestamp>2020-04-07T21:04:00Z</project.build.outputTimestamp>
   </properties>
 
@@ -114,7 +114,7 @@
     <dependency>
       <groupId>org.apache.maven.shared</groupId>
       <artifactId>maven-shared-utils</artifactId>
-      <version>3.1.0</version>
+      <version>4.0.0-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>org.sonatype.plexus</groupId>