diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverter.java
index 2d76358be..3ff619c6b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverter.java
@@ -225,7 +225,7 @@ public class MappingMongoConverter extends AbstractMongoConverter implements App
 				return (S) new BasicDBObject((Document) bson);
 			}
 
-			return (S) DBObject.class.cast(bson);
+			return (S) bson;
 		}
 
 		if (typeToUse.isCollectionLike() && bson instanceof List) {
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterUnitTests.java
index 8aa25bd94..c0866ae38 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterUnitTests.java
@@ -48,6 +48,7 @@ import org.junit.runner.RunWith;
 import org.mockito.Mock;
 import org.mockito.Mockito;
 import org.mockito.junit.MockitoJUnitRunner;
+
 import org.springframework.aop.framework.ProxyFactory;
 import org.springframework.beans.ConversionNotSupportedException;
 import org.springframework.beans.factory.annotation.Value;
@@ -85,6 +86,7 @@ import org.springframework.test.util.ReflectionTestUtils;
 
 import com.mongodb.BasicDBList;
 import com.mongodb.BasicDBObject;
+import com.mongodb.DBObject;
 import com.mongodb.DBRef;
 
 /**
@@ -1932,6 +1934,8 @@ public class MappingMongoConverterUnitTests {
 
 		assertThat(converter.read(BasicDBObject.class, new org.bson.Document("property", "value")))
 				.isEqualTo(new BasicDBObject("property", "value"));
+		assertThat(converter.read(DBObject.class, new org.bson.Document("property", "value")))
+				.isEqualTo(new BasicDBObject("property", "value"));
 	}
 
 	static class GenericType<T> {
@@ -1955,7 +1959,7 @@ public class MappingMongoConverterUnitTests {
 			@Override
 			void method() {
 
-		}
+			}
 		};
 
 		abstract void method();