diff --git a/mailhandler/src/main/java/org/eclipse/angus/mail/util/logging/MailHandler.java b/mailhandler/src/main/java/org/eclipse/angus/mail/util/logging/MailHandler.java
index 75d11f4..e388c0b 100644
--- a/mailhandler/src/main/java/org/eclipse/angus/mail/util/logging/MailHandler.java
+++ b/mailhandler/src/main/java/org/eclipse/angus/mail/util/logging/MailHandler.java
@@ -2379,7 +2379,7 @@ private void grow() {
      * @throws SecurityException if a security manager exists and the
      *                           caller does not have <code>LoggingPermission("control")</code>.
      */
-    private synchronized void init(Properties props) {
+    private synchronized void init(final Properties props) {
         assert this.errorManager != null;
         final String p = getClass().getName();
         this.mailProps = new Properties(); //See method param comments.