diff --git a/core/src/main/java/org/springframework/ws/server/endpoint/adapter/method/SourcePayloadMethodProcessor.java b/core/src/main/java/org/springframework/ws/server/endpoint/adapter/method/SourcePayloadMethodProcessor.java
index cdffbd88..6be530cf 100644
--- a/core/src/main/java/org/springframework/ws/server/endpoint/adapter/method/SourcePayloadMethodProcessor.java
+++ b/core/src/main/java/org/springframework/ws/server/endpoint/adapter/method/SourcePayloadMethodProcessor.java
@@ -46,7 +46,7 @@ public class SourcePayloadMethodProcessor extends AbstractPayloadSourceMethodPro
     }
 
     @Override
-    protected Object resolveRequestPayloadArgument(MethodParameter parameter, Source requestPayload) throws Exception {
+    protected Source resolveRequestPayloadArgument(MethodParameter parameter, Source requestPayload) throws Exception {
         Class<?> parameterType = parameter.getParameterType();
         if (parameterType.isAssignableFrom(requestPayload.getClass())) {
             return requestPayload;
diff --git a/core/src/main/java/org/springframework/ws/server/endpoint/adapter/method/dom/Dom4jPayloadMethodProcessor.java b/core/src/main/java/org/springframework/ws/server/endpoint/adapter/method/dom/Dom4jPayloadMethodProcessor.java
index 3a4b3bd2..5cfe595d 100644
--- a/core/src/main/java/org/springframework/ws/server/endpoint/adapter/method/dom/Dom4jPayloadMethodProcessor.java
+++ b/core/src/main/java/org/springframework/ws/server/endpoint/adapter/method/dom/Dom4jPayloadMethodProcessor.java
@@ -44,7 +44,7 @@ public class Dom4jPayloadMethodProcessor extends AbstractPayloadSourceMethodProc
     }
 
     @Override
-    protected Object resolveRequestPayloadArgument(MethodParameter parameter, Source requestPayload)
+    protected Element resolveRequestPayloadArgument(MethodParameter parameter, Source requestPayload)
             throws TransformerException {
         if (requestPayload instanceof DOMSource) {
             org.w3c.dom.Node node = ((DOMSource) requestPayload).getNode();