diff --git a/spring-5-reactive-client/src/main/java/com/baeldung/webclient/json/model/Reader.java b/spring-5-reactive-client/src/main/java/com/baeldung/webclient/json/model/Reader.java
index e69de29bb2..9fc480c3df 100644
--- a/spring-5-reactive-client/src/main/java/com/baeldung/webclient/json/model/Reader.java
+++ b/spring-5-reactive-client/src/main/java/com/baeldung/webclient/json/model/Reader.java
@@ -0,0 +1,30 @@
+package com.baeldung.webclient.json.model;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import java.util.List;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public class Reader {
+    private final int id;
+    private final String name;
+    private final List<Book> favouriteBooks;
+
+    @JsonCreator
+    public Reader(
+      @JsonProperty("id") int id,
+      @JsonProperty("name") String name,
+      @JsonProperty("favouriteBooks") List<Book> favoriteBooks) {
+        this.id = id;
+        this.name = name;
+        this.favouriteBooks = favoriteBooks;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public List<Book> getFavouriteBooks() { return favouriteBooks; }
+}
diff --git a/spring-5-reactive-client/src/test/java/com/baeldung/webclient/json/ReaderConsumerServiceImplUnitTest.java b/spring-5-reactive-client/src/test/java/com/baeldung/webclient/json/ReaderConsumerServiceImplUnitTest.java
index 92f7bf4f3f..065f1dc11a 100644
--- a/spring-5-reactive-client/src/test/java/com/baeldung/webclient/json/ReaderConsumerServiceImplUnitTest.java
+++ b/spring-5-reactive-client/src/test/java/com/baeldung/webclient/json/ReaderConsumerServiceImplUnitTest.java
@@ -19,9 +19,9 @@ public class ReaderConsumerServiceImplUnitTest {
       "{\"id\":2,\"name\":\"reader2\",\"favouriteBooks\":[{\"author\":\"J.R.R. Tolkien\",\"title\":\"Lord of the Rings\"}, " +
       "{\"author\":\"Douglas Adams\",\"title\":\"The Hitchhiker\'s Guide to the Galaxy\"}]}]";
 
-    private static String BASE_URL = "http://localhost:8080";
+    private static String BASE_URL = "http://localhost:8080/readers";
 
-    WebClient webClientMock = WebClient.builder()
+    WebClient webClientMock = WebClient.builder().baseUrl(BASE_URL)
       .exchangeFunction(clientRequest -> Mono.just(ClientResponse.create(HttpStatus.OK)
         .header("content-type", "application/json")
         .body(READER_JSON)