diff --git a/src/main/java/org/gcube/portlets/user/joinvre/client/ui/VreThumbnail.java b/src/main/java/org/gcube/portlets/user/joinvre/client/ui/VreThumbnail.java
index f056d07..83a9df6 100644
--- a/src/main/java/org/gcube/portlets/user/joinvre/client/ui/VreThumbnail.java
+++ b/src/main/java/org/gcube/portlets/user/joinvre/client/ui/VreThumbnail.java
@@ -65,6 +65,7 @@ public class VreThumbnail extends Composite {
 		if (vre.getUserBelonging() == UserBelonging.BELONGING) {
 			joinButton.setType(ButtonType.SUCCESS);
 			joinButton.setText("Enter this VRE");
+			joinButton.setEnabled(true);
 		}
 		vreImage.setUrl(vre.getImageURL());
 	}