diff --git a/cust-services/src/main/java/de/hsadmin/dao/customer/CustomerDao.java b/cust-services/src/main/java/de/hsadmin/dao/customer/CustomerDao.java
index c024884..edcc6ed 100644
--- a/cust-services/src/main/java/de/hsadmin/dao/customer/CustomerDao.java
+++ b/cust-services/src/main/java/de/hsadmin/dao/customer/CustomerDao.java
@@ -27,7 +27,7 @@ public class CustomerDao {
 		return findCustomerByNameImpl(customerName);	
 	}
 
-	public Customer findCustomerByName(CustomerVO prototype) throws UserException, TechnicalException {
+	public Customer findCustomerByName(final CustomerVO prototype) throws UserException, TechnicalException {
 		return findCustomerByNameImpl(prototype.get("name").getValue());
 	}