diff --git a/pom.xml b/pom.xml
index d5c0935..774abb3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
     <dependencies>
         <dependency>
             <groupId>org.eclipse.jnosql.databases</groupId>
-            <artifactId>jnosql-mongodb</artifactId>
+            <artifactId>jnosql-oracle-nosql</artifactId>
             <version>${jnosql.version}</version>
         </dependency>
         <dependency>
diff --git a/src/main/java/org/soujava/samples/hotel/Guest.java b/src/main/java/org/soujava/samples/hotel/Guest.java
index 7f567b9..4de737b 100644
--- a/src/main/java/org/soujava/samples/hotel/Guest.java
+++ b/src/main/java/org/soujava/samples/hotel/Guest.java
@@ -2,7 +2,8 @@
 
 import jakarta.nosql.Column;
 import jakarta.nosql.Embeddable;
+import jakarta.nosql.Entity;
 
-@Embeddable
+@Entity
 public record Guest (@Column String documentNumber, @Column String name) {
 }
diff --git a/src/main/java/org/soujava/samples/hotel/Hotel.java b/src/main/java/org/soujava/samples/hotel/Hotel.java
index 1afef0c..b35f46a 100644
--- a/src/main/java/org/soujava/samples/hotel/Hotel.java
+++ b/src/main/java/org/soujava/samples/hotel/Hotel.java
@@ -21,7 +21,7 @@ public interface Hotel {
     void checkOut(Room room);
 
     @Find
-    Optional<Room> reservation(@By(org.soujava.samples.hotel._Room.NUMBER) int number);
+    Optional<Room> reservation(@By(org.soujava.samples.hotel._Room.NUMBER) String number);
 
     Page<Room> findBy(PageRequest pageRequest);
 }
diff --git a/src/main/java/org/soujava/samples/hotel/HotelResource.java b/src/main/java/org/soujava/samples/hotel/HotelResource.java
index a0bc902..5df9070 100644
--- a/src/main/java/org/soujava/samples/hotel/HotelResource.java
+++ b/src/main/java/org/soujava/samples/hotel/HotelResource.java
@@ -2,14 +2,18 @@
 
 import jakarta.data.page.PageRequest;
 import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.ws.rs.Consumes;
 import jakarta.ws.rs.DELETE;
 import jakarta.ws.rs.DefaultValue;
 import jakarta.ws.rs.GET;
 import jakarta.ws.rs.PUT;
 import jakarta.ws.rs.Path;
 import jakarta.ws.rs.PathParam;
+import jakarta.ws.rs.Produces;
 import jakarta.ws.rs.QueryParam;
 import jakarta.ws.rs.WebApplicationException;
+import jakarta.ws.rs.core.MediaType;
 import jakarta.ws.rs.core.Response;
 
 import java.util.List;
@@ -17,12 +21,15 @@
 
 @Path("/hotels")
 @ApplicationScoped
+@Produces(MediaType.APPLICATION_JSON)
+@Consumes(MediaType.APPLICATION_JSON)
 public class HotelResource {
 
     private static final Logger LOGGER = Logger.getLogger(HotelResource.class.getName());
 
     private final Hotel hotel;
 
+    @Inject
     public HotelResource(Hotel hotel) {
         this.hotel = hotel;
     }
@@ -43,7 +50,7 @@ public List<Room> rooms(@QueryParam("page") @DefaultValue("1") int page,
 
     @GET
     @Path("/{number}")
-    public Room reservation(@PathParam("number") int number) {
+    public Room reservation(@PathParam("number") String number) {
         LOGGER.info("Finding reservation: " + number);
         return hotel.reservation(number)
                 .orElseThrow(() -> new WebApplicationException("Room not found", Response.Status.NOT_FOUND));
@@ -57,7 +64,7 @@ public Room checkIn(Room room) {
 
     @DELETE
     @Path("/{number}")
-    public void checkOut(@PathParam("number") int number) {
+    public void checkOut(@PathParam("number") String number) {
         LOGGER.info("Check out: " + number);
         var room = hotel.reservation(number)
                 .orElseThrow(() -> new WebApplicationException("Room not found", Response.Status.NOT_FOUND));
diff --git a/src/main/java/org/soujava/samples/hotel/Room.java b/src/main/java/org/soujava/samples/hotel/Room.java
index 2c07733..4177610 100644
--- a/src/main/java/org/soujava/samples/hotel/Room.java
+++ b/src/main/java/org/soujava/samples/hotel/Room.java
@@ -5,6 +5,6 @@
 import jakarta.nosql.Id;
 
 @Entity
-public record Room (@Id int number, @Column Guest guest) {
+public record Room (@Id String number, @Column Guest guest) {
 
 }