diff --git a/src/main/java/com/lazerycode/selenium/SeleniumServerMojo.java b/src/main/java/com/lazerycode/selenium/SeleniumServerMojo.java
index 85b14aa..2c45dae 100644
--- a/src/main/java/com/lazerycode/selenium/SeleniumServerMojo.java
+++ b/src/main/java/com/lazerycode/selenium/SeleniumServerMojo.java
@@ -42,7 +42,7 @@
  * @author Mark Collin
  */
 
-@Mojo(name = "selenium", defaultPhase = LifecyclePhase.TEST_COMPILE)
+@Mojo(name = "selenium", defaultPhase = LifecyclePhase.TEST_COMPILE,threadSafe = true)
 @SuppressWarnings({"UnusedDeclaration"})
 public class SeleniumServerMojo extends AbstractMojo {
     /**