diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/shared/Constants.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/shared/Constants.java
index bd85f8d..883d0d8 100644
--- a/src/main/java/org/gcube/portlets/user/td/gwtservice/shared/Constants.java
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/shared/Constants.java
@@ -142,5 +142,5 @@ public class Constants {
 	public static final String PARAMETER_RESOURCE_DESCRIPTION = "description";
 	
 	
-
+	public static final String CODELIST_MAPPING_UPLOAD_SERVLET = "CodelistMappingUploadServlet";
 }