diff --git a/src/main/java/org/gcube/portlets/widgets/inviteswidget/client/ui/FormViewImpl.ui.xml b/src/main/java/org/gcube/portlets/widgets/inviteswidget/client/ui/FormViewImpl.ui.xml
index d103a9c..c856b30 100644
--- a/src/main/java/org/gcube/portlets/widgets/inviteswidget/client/ui/FormViewImpl.ui.xml
+++ b/src/main/java/org/gcube/portlets/widgets/inviteswidget/client/ui/FormViewImpl.ui.xml
@@ -4,7 +4,7 @@
 	<b:Form type="VERTICAL">
 		<b:ControlGroup ui:field="emailGroup">
 			<b:TextBox placeholder="e-mail address" ui:field="email"
-				controlGroup="{emailGroup}" errorLabel="{emailErrors}" />
+				controlGroup="{emailGroup}" errorLabel="{emailErrors}"  width="95%"/>
 			<b:HelpBlock ui:field="emailErrors"></b:HelpBlock>
 		</b:ControlGroup>
 		 <b:Button ui:field="openModal">Send Invite</b:Button>