diff --git a/sandbox/src/main/java/org/springframework/ws/wsdl/wsdl11/provider/SuffixBasedPortTypesProvider.java b/sandbox/src/main/java/org/springframework/ws/wsdl/wsdl11/provider/SuffixBasedPortTypesProvider.java
index 279e72cf..75ec02c5 100644
--- a/sandbox/src/main/java/org/springframework/ws/wsdl/wsdl11/provider/SuffixBasedPortTypesProvider.java
+++ b/sandbox/src/main/java/org/springframework/ws/wsdl/wsdl11/provider/SuffixBasedPortTypesProvider.java
@@ -19,6 +19,8 @@ package org.springframework.ws.wsdl.wsdl11.provider;
 import javax.wsdl.Message;
 
 /**
+ * Implementation of the {@link  PortTypesProvider} interface that is based on suffixes.
+ *
  * @author Arjen Poutsma
  * @since 1.5.0
  */