diff --git a/client/java/solrj/src/org/apache/solr/client/solrj/SolrResponse.java b/client/java/solrj/src/org/apache/solr/client/solrj/SolrResponse.java
index 57fc39db5a3..ee24e128a77 100644
--- a/client/java/solrj/src/org/apache/solr/client/solrj/SolrResponse.java
+++ b/client/java/solrj/src/org/apache/solr/client/solrj/SolrResponse.java
@@ -17,6 +17,8 @@
 
 package org.apache.solr.client.solrj;
 
+import java.io.Serializable;
+
 import org.apache.solr.common.util.NamedList;
 
 
@@ -25,7 +27,7 @@ import org.apache.solr.common.util.NamedList;
  * @version $Id$
  * @since solr 1.3
  */
-public interface SolrResponse 
+public interface SolrResponse extends Serializable
 {
   long getElapsedTime();
   NamedList<Object> getResponse();