--- old/src/java.security.jgss/share/classes/javax/security/auth/kerberos/KerberosTicket.java	2014-08-21 20:46:33.000000000 +0800
+++ new/src/java.security.jgss/share/classes/javax/security/auth/kerberos/KerberosTicket.java	2014-08-21 20:46:33.000000000 +0800
@@ -651,8 +651,8 @@
         StringBuilder caddrString = new StringBuilder();
         if (clientAddresses != null) {
             for (int i = 0; i < clientAddresses.length; i++) {
-                caddrString.append("clientAddresses[" + i + "] = " +
-                        clientAddresses[i].toString());
+                caddrString.append("clientAddresses[").append(i).append("] = ")
+                        .append(clientAddresses[i].toString());
             }
         }
         return ("Ticket (hex) = " + "\n" +