diff --git a/src/main/java/com/nelioalves/workshopmongo/domain/Post.java b/src/main/java/com/nelioalves/workshopmongo/domain/Post.java
index 90aa7fd..ddb8b8b 100644
--- a/src/main/java/com/nelioalves/workshopmongo/domain/Post.java
+++ b/src/main/java/com/nelioalves/workshopmongo/domain/Post.java
@@ -11,7 +11,7 @@
 import com.nelioalves.workshopmongo.dto.AuthorDTO;
 import com.nelioalves.workshopmongo.dto.CommentDTO;
 
-@Document
+@Document(collection = "post")
 public class Post implements Serializable {
 	private static final long serialVersionUID = 1L;