Switch a few core plugins to the new api
diff --git a/pom.xml b/pom.xml
index c0f1958..78878a1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -65,7 +65,7 @@
   </distributionManagement>
 
   <properties>
-    <maven.version>3.1.1</maven.version>
+    <mavenVersion>4.0.0-alpha-1-SNAPSHOT</mavenVersion>
     <maven.site.path>enforcer-archives/enforcer-LATEST</maven.site.path>
     <javaVersion>8</javaVersion>
     <mockito.version>4.2.0</mockito.version>
@@ -94,22 +94,22 @@
       <dependency>
         <groupId>org.apache.maven</groupId>
         <artifactId>maven-artifact</artifactId>
-        <version>${maven.version}</version>
+        <version>${mavenVersion}</version>
       </dependency>
       <dependency>
         <groupId>org.apache.maven</groupId>
         <artifactId>maven-plugin-api</artifactId>
-        <version>${maven.version}</version>
+        <version>${mavenVersion}</version>
       </dependency>
       <dependency>
         <groupId>org.apache.maven</groupId>
         <artifactId>maven-core</artifactId>
-        <version>${maven.version}</version>
+        <version>${mavenVersion}</version>
       </dependency>
       <dependency>
         <groupId>org.apache.maven</groupId>
         <artifactId>maven-compat</artifactId>
-        <version>${maven.version}</version>
+        <version>${mavenVersion}</version>
         <scope>test</scope>
       </dependency>
       <dependency>