diff --git a/core-tiger/src/main/java/org/springframework/ws/server/endpoint/annotation/XPathParam.java b/core-tiger/src/main/java/org/springframework/ws/server/endpoint/annotation/XPathParam.java
index 89d7b979..e9c968f8 100644
--- a/core-tiger/src/main/java/org/springframework/ws/server/endpoint/annotation/XPathParam.java
+++ b/core-tiger/src/main/java/org/springframework/ws/server/endpoint/annotation/XPathParam.java
@@ -16,6 +16,7 @@
 
 package org.springframework.ws.server.endpoint.annotation;
 
+import java.lang.annotation.Documented;
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -33,6 +34,7 @@ import java.lang.annotation.Target;
  */
 @Target(ElementType.PARAMETER)
 @Retention(RetentionPolicy.RUNTIME)
+@Documented
 public @interface XPathParam {
 
     String value();