diff --git a/client/src/main/java/com/ossez/discourse/client/service/TopicsService.java b/client/src/main/java/com/ossez/discourse/client/service/TopicsService.java
index 0425440..7885a62 100644
--- a/client/src/main/java/com/ossez/discourse/client/service/TopicsService.java
+++ b/client/src/main/java/com/ossez/discourse/client/service/TopicsService.java
@@ -2,6 +2,7 @@ package com.ossez.discourse.client.service;
 
 import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.PropertyNamingStrategy;
 import com.ossez.discourse.common.model.dto.Topic;
 import com.ossez.discourse.client.DiscourseClient;
 import okhttp3.*;
@@ -42,6 +43,7 @@ public class TopicsService extends DiscourseClient {
             if (response.code() == HttpStatus.SC_OK) {
                 ObjectMapper objectMapper = new ObjectMapper();
                 objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+                objectMapper.setPropertyNamingStrategy(PropertyNamingStrategy.SNAKE_CASE);
                 discourseTopic = Optional.of(objectMapper.readValue(responseStr, Topic.class));
 
             }
diff --git a/client/src/test/java/com/ossez/discourse/client/test/TopicServiceTest.java b/client/src/test/java/com/ossez/discourse/client/test/TopicServiceTest.java
index dc554c8..5fb573f 100644
--- a/client/src/test/java/com/ossez/discourse/client/test/TopicServiceTest.java
+++ b/client/src/test/java/com/ossez/discourse/client/test/TopicServiceTest.java
@@ -36,6 +36,8 @@ public class TopicServiceTest extends TestBase {
         Optional<Topic> topic = topicsService.getTopic(DISCOURSE_TOPIC_ID);
         assertThat(topic).isNotEmpty();
 
+        assertThat(topic.get().getPostStream().getPosts().size()).isGreaterThan(1);
+        assertThat(topic.get().getPostStream().getPosts().get(0).getId()).isEqualTo(DISCOURSE_POST_ID);
         assertThat(topic.get().getId()).isEqualTo(DISCOURSE_TOPIC_ID);
         assertThat(topic.get().getTitle()).isNotEmpty();
         log.debug("{}", topic.get().getTitle());
diff --git a/common/src/main/java/com/ossez/discourse/common/model/dto/Topic.java b/common/src/main/java/com/ossez/discourse/common/model/dto/Topic.java
index 67db215..f4bf6cb 100644
--- a/common/src/main/java/com/ossez/discourse/common/model/dto/Topic.java
+++ b/common/src/main/java/com/ossez/discourse/common/model/dto/Topic.java
@@ -2,8 +2,12 @@ package com.ossez.discourse.common.model.dto;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
 
+import java.util.List;
+
 public class Topic {
 
+    private PostStream postStream;
+    private List<List<Integer>> timelineLookup;
     @JsonProperty(value = "id", required = true)
     private Long id;
     @JsonProperty(required = true)
@@ -41,6 +45,22 @@ public class Topic {
     private String deletedBy;
     private Boolean hasDeleted;
 
+    public PostStream getPostStream() {
+        return postStream;
+    }
+
+    public void setPostStream(PostStream postStream) {
+        this.postStream = postStream;
+    }
+
+    public List<List<Integer>> getTimelineLookup() {
+        return timelineLookup;
+    }
+
+    public void setTimelineLookup(List<List<Integer>> timelineLookup) {
+        this.timelineLookup = timelineLookup;
+    }
+
     public Long getId() {
         return id;
     }