diff --git a/src/main/java/org/gcube/portlets/widgets/wsexplorer/WorkspaceExplorer.gwt.xml b/src/main/java/org/gcube/portlets/widgets/wsexplorer/WorkspaceExplorer.gwt.xml
index 0c67178..9d292d8 100644
--- a/src/main/java/org/gcube/portlets/widgets/wsexplorer/WorkspaceExplorer.gwt.xml
+++ b/src/main/java/org/gcube/portlets/widgets/wsexplorer/WorkspaceExplorer.gwt.xml
@@ -14,7 +14,6 @@
 
 	<!-- Inherit the default GWT style sheet. You can change -->
 	<inherits name="com.github.gwtbootstrap.Bootstrap" />
-	<inherits name='com.google.gwt.user.theme.standard.Standard' />
 
 	<!-- Specify the app entry point class. -->
 	<!-- <entry-point class='org.gcube.portlets.widgets.wsexplorer.client.WorkspaceExplorer'/> -->
diff --git a/src/main/resources/org/gcube/portlets/widgets/wsexplorer/WorkspaceExplorer.gwt.xml b/src/main/resources/org/gcube/portlets/widgets/wsexplorer/WorkspaceExplorer.gwt.xml
index 2d2c7cd..124da74 100644
--- a/src/main/resources/org/gcube/portlets/widgets/wsexplorer/WorkspaceExplorer.gwt.xml
+++ b/src/main/resources/org/gcube/portlets/widgets/wsexplorer/WorkspaceExplorer.gwt.xml
@@ -14,7 +14,6 @@
 
 	<!-- Inherit the default GWT style sheet. You can change -->
 	<inherits name="com.github.gwtbootstrap.Bootstrap" />
-	<inherits name='com.google.gwt.user.theme.standard.Standard' />
 
 	<!-- Specify the app entry point class. -->
 <!-- 	<entry-point class='org.gcube.portlets.widgets.wsexplorer.client.WorkspaceExplorerEntryPoint'/> -->