diff --git a/core/src/main/java/org/springframework/ws/transport/http/CommonsHttpTransportInputStream.java b/core/src/main/java/org/springframework/ws/transport/http/CommonsHttpTransportInputStream.java
index 9e9cb131..42df4601 100644
--- a/core/src/main/java/org/springframework/ws/transport/http/CommonsHttpTransportInputStream.java
+++ b/core/src/main/java/org/springframework/ws/transport/http/CommonsHttpTransportInputStream.java
@@ -33,7 +33,7 @@ import org.springframework.ws.transport.TransportInputStream;
  *
  * @author Arjen Poutsma
  */
-public class CommonsHttpTransportInputStream extends TransportInputStream {
+class CommonsHttpTransportInputStream extends TransportInputStream {
 
     private final PostMethod postMethod;
 
diff --git a/core/src/main/java/org/springframework/ws/transport/http/CommonsHttpTransportOutputStream.java b/core/src/main/java/org/springframework/ws/transport/http/CommonsHttpTransportOutputStream.java
index 4abc6e19..71834bc1 100644
--- a/core/src/main/java/org/springframework/ws/transport/http/CommonsHttpTransportOutputStream.java
+++ b/core/src/main/java/org/springframework/ws/transport/http/CommonsHttpTransportOutputStream.java
@@ -31,7 +31,7 @@ import org.springframework.ws.transport.TransportOutputStream;
  *
  * @author Arjen Poutsma
  */
-public class CommonsHttpTransportOutputStream extends TransportOutputStream {
+class CommonsHttpTransportOutputStream extends TransportOutputStream {
 
     private final PostMethod postMethod;