diff --git a/src/ui/LmsApplication.cpp b/src/ui/LmsApplication.cpp
index d847964b..1cc95977 100644
--- a/src/ui/LmsApplication.cpp
+++ b/src/ui/LmsApplication.cpp
@@ -184,6 +184,7 @@ LmsApplication::createCluster(Database::Cluster::pointer cluster, bool canDelete
 	res->setCondition("if-can-delete", canDelete);
 
 	res->setStyleClass("Lms-cluster");
+	res->setToolTip(cluster->getType()->getName(), Wt::TextFormat::Plain);
 
 	return res;
 }