diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/AppControllerExplorer.java b/src/main/java/org/gcube/portlets/user/workspace/client/AppControllerExplorer.java
index 3d7fa9f..aff0351 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/AppControllerExplorer.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/AppControllerExplorer.java
@@ -1205,7 +1205,7 @@ public class AppControllerExplorer implements EventHandler, TreeAppControllerInt
 				String caption = "Upload ";
 				UPLOAD_TYPE upType = UPLOAD_TYPE.File;
 				if(fileUploadEvent.getUploadType().compareTo(WS_UPLOAD_TYPE.Archive)==0){
-					caption+= " a zip Archive";
+					caption+= "Archive";
 					upType = UPLOAD_TYPE.Archive;
 				}else if(fileUploadEvent.getUploadType().compareTo(WS_UPLOAD_TYPE.File)==0){
 					caption+= "File/s";