diff --git a/src/main/java/org/codehaus/mojo/buildhelper/ReserveListenerPortMojo.java b/src/main/java/org/codehaus/mojo/buildhelper/ReserveListenerPortMojo.java
index 4a33d3cb..1227d763 100644
--- a/src/main/java/org/codehaus/mojo/buildhelper/ReserveListenerPortMojo.java
+++ b/src/main/java/org/codehaus/mojo/buildhelper/ReserveListenerPortMojo.java
@@ -62,7 +62,7 @@ public class ReserveListenerPortMojo
 {
     private static final String BUILD_HELPER_RESERVED_PORTS = "BUILD_HELPER_MIN_PORT";
 
-    private static final Integer FIRST_NON_ROOT_PORT_NUMBER = 1024;
+    private static final int FIRST_NON_ROOT_PORT_NUMBER = 1024;
 
     private static final Integer MAX_PORT_NUMBER = 65535;