diff --git a/src/main/java/org/gcube/portlets/user/td/client/ribbon/AnalyseToolBar.java b/src/main/java/org/gcube/portlets/user/td/client/ribbon/AnalyseToolBar.java
index 19c4071..61f82d7 100644
--- a/src/main/java/org/gcube/portlets/user/td/client/ribbon/AnalyseToolBar.java
+++ b/src/main/java/org/gcube/portlets/user/td/client/ribbon/AnalyseToolBar.java
@@ -44,7 +44,7 @@ public class AnalyseToolBar {
 	protected TextButton addRowButton;
 	protected TextButton deleteRowButton;
 	protected TextButton deleteDuplicateButton;
-	protected TextButton annotationButton;
+	//protected TextButton annotationButton;
 	protected TextButton filterColumnButton;
 	protected TextButton replaceValueBatchButton;
 
@@ -191,7 +191,8 @@ public class AnalyseToolBar {
 
 		tableLayout.setWidget(0, 6, deleteDuplicateButton);
 		tableLayout.getFlexCellFormatter().setRowSpan(0, 6, 2);
-
+		
+		/*
 		annotationButton = new TextButton("Annotation",
 				TabularDataResources.INSTANCE.annotationAdd32());
 		annotationButton.setScale(ButtonScale.LARGE);
@@ -208,7 +209,7 @@ public class AnalyseToolBar {
 
 		tableLayout.setWidget(0, 7, annotationButton);
 		tableLayout.getFlexCellFormatter().setRowSpan(0, 7, 2);
-
+		*/
 		cleanCells(tableLayout.getElement());
 
 		// Column Group
diff --git a/src/main/java/org/gcube/portlets/user/td/client/ribbon/ModifyToolBar.java b/src/main/java/org/gcube/portlets/user/td/client/ribbon/ModifyToolBar.java
index 061e526..2a68b8f 100644
--- a/src/main/java/org/gcube/portlets/user/td/client/ribbon/ModifyToolBar.java
+++ b/src/main/java/org/gcube/portlets/user/td/client/ribbon/ModifyToolBar.java
@@ -41,7 +41,7 @@ public class ModifyToolBar {
 	protected TextButton addRowButton;
 	protected TextButton deleteRowButton;
 	protected TextButton deleteDuplicateButton;
-	protected TextButton annotationButton;	
+	//protected TextButton annotationButton;	
 
 	// Column
 	protected TextButton filterColumnButton;
@@ -193,7 +193,7 @@ public class ModifyToolBar {
 		tableLayout.setWidget(0, 6, deleteDuplicateButton);
 		tableLayout.getFlexCellFormatter().setRowSpan(0, 6, 2);
 		
-		
+		/*
 		annotationButton = new TextButton("Annotation",
 				TabularDataResources.INSTANCE.annotationAdd32());
 		annotationButton.disable();
@@ -210,7 +210,7 @@ public class ModifyToolBar {
 
 		tableLayout.setWidget(0, 7, annotationButton);
 		tableLayout.getFlexCellFormatter().setRowSpan(0, 7, 2);
-		
+		*/
 		cleanCells(tableLayout.getElement());
 
 		// Column Group
@@ -304,7 +304,7 @@ public class ModifyToolBar {
 				addRowButton.disable();
 				deleteRowButton.disable();
 				deleteDuplicateButton.disable();
-				annotationButton.disable();	
+				//annotationButton.disable();	
 				// Column
 				filterColumnButton.disable();
 				replaceValueBatchButton.disable();
@@ -319,7 +319,7 @@ public class ModifyToolBar {
 				addRowButton.disable();
 				deleteRowButton.disable();
 				deleteDuplicateButton.disable();
-				annotationButton.disable();	
+				//annotationButton.disable();	
 				// Column
 				filterColumnButton.disable();
 				replaceValueBatchButton.disable();
@@ -335,7 +335,7 @@ public class ModifyToolBar {
 				addRowButton.enable();
 				deleteRowButton.enable();
 				deleteDuplicateButton.enable();
-				annotationButton.disable();	
+				//annotationButton.disable();	
 				// Column
 				filterColumnButton.disable();
 				replaceValueBatchButton.disable();
@@ -349,7 +349,7 @@ public class ModifyToolBar {
 				addRowButton.disable();
 				deleteRowButton.disable();
 				deleteDuplicateButton.disable();
-				annotationButton.disable();	
+				//annotationButton.disable();	
 				// Column
 				filterColumnButton.disable();
 				replaceValueBatchButton.disable();