diff --git a/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/Hotel.java b/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/Hotel.java
index 8a756f99c..3a73c78ab 100644
--- a/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/Hotel.java
+++ b/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/Hotel.java
@@ -30,7 +30,7 @@ import org.slf4j.LoggerFactory;
 public class Hotel {
   private static final Logger LOGGER = LoggerFactory.getLogger(TransactionScriptApp.class);
 
-  private HotelDaoImpl hotelDao;
+  private final HotelDaoImpl hotelDao;
 
   public Hotel(HotelDaoImpl hotelDao) {
     this.hotelDao = hotelDao;