Detected JDK Version: 11.0.4 is not in the allowed range 12

<build>
 <plugins>
 <plugin>
 <groupId>org.apache.maven.plugins</groupId>
 <artifactId>maven-enforcer-plugin</artifactId>
 <version>3.0.0-M2</version>
 <configuration>
 <rules>
 <requireJavaVersion>
 <version>12</version>
 </requireJavaVersion>
 </rules>
 </configuration>
 </plugin>
 </plugins>
</build>

[INFO] — maven-enforcer-plugin:3.0.0-M2:enforce (enforce) @ java8-demo ---
[INFO] Adding ignore: module-info
[INFO] Adding ignore: META-INF/versions/*/module-info
[WARNING] Rule 0: org.apache.maven.plugins.enforcer.RequireJavaVersion failed with message:
Detected JDK Version: 11.0.4 is not in the allowed range 12.
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------