diff --git a/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBox.java b/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBox.java
index 92f53bb..b806220 100644
--- a/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBox.java
+++ b/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBox.java
@@ -160,7 +160,7 @@ public class ToolBox extends TabPanel {
 		} else {
 			groupByPanel.update(trId, columnName);
 		}
-		setActiveWidget(mergeColumnPanel);
+		setActiveWidget(groupByPanel);
 
 	}