Upgrade to Maven Surefire 3.0.0-M9
diff --git a/pom.xml b/pom.xml
index 3111c6f..75c0661 100644
--- a/pom.xml
+++ b/pom.xml
@@ -184,7 +184,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-surefire-plugin</artifactId>
-          <version>3.0.0-M7</version>
+          <version>3.0.0-M9</version>
           <configuration>
             <environmentVariables>
               <JENKINS_MAVEN_AGENT_DISABLED>true</JENKINS_MAVEN_AGENT_DISABLED>