diff --git a/source/java/org/alfresco/util/json/AlfrescoJsonSerializer.java b/source/java/org/alfresco/util/json/AlfrescoJsonSerializer.java
index 98db813d3c..f9f38fd92d 100644
--- a/source/java/org/alfresco/util/json/AlfrescoJsonSerializer.java
+++ b/source/java/org/alfresco/util/json/AlfrescoJsonSerializer.java
@@ -34,10 +34,10 @@ import java.util.Map.Entry;
 import org.alfresco.service.cmr.repository.NodeRef;
 import org.alfresco.service.namespace.NamespaceService;
 import org.alfresco.service.namespace.QName;
-import org.apache.chemistry.tck.atompub.utils.ISO8601DateFormat;
 import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;
+import org.springframework.extensions.surf.util.ISO8601DateFormat;
 
 /**
  * @author Nick Smith