diff --git a/source/fundamentals/data-formats/document-data-format-data-class.txt b/source/fundamentals/data-formats/document-data-format-data-class.txt
index 6e0d3877..2a7171fd 100644
--- a/source/fundamentals/data-formats/document-data-format-data-class.txt
+++ b/source/fundamentals/data-formats/document-data-format-data-class.txt
@@ -99,7 +99,7 @@ You can use the following annotations on data classes:
 .. list-table::
    :header-rows: 1
    :stub-columns: 1
-   :widths: 10 10
+   :widths: 30 70
 
    * - Annotation Name
      - Description
@@ -112,8 +112,15 @@ You can use the following annotations on data classes:
        field to BSON.
 
    * - ``BsonRepresentation``
-     - Specifies the BSON type used to store the value when different from the
-       data class property.
+     - Specifies the BSON type MongoDB uses to store the value. Use this
+       annotation only when you need to store a value as a different
+       BSON type than the data class property.
+       
+       .. warning::
+          
+          Your code might throw an exception if you include the
+          ``BsonRepresentation`` annotation on a property that you store
+          as the same type as the data class property.
 
 For reference information on these property annotations,
 refer to the `org.bson.codecs.pojo.annotations <{+api+}/apidocs/bson/org/bson/codecs/pojo/annotations/package-summary.html>`__