diff --git a/api/logic/InstanceList.cpp b/api/logic/InstanceList.cpp
index 4a209454..ed4286e3 100644
--- a/api/logic/InstanceList.cpp
+++ b/api/logic/InstanceList.cpp
@@ -171,6 +171,8 @@ void InstanceList::setInstanceGroup(const InstanceId& id, const GroupId& name)
     if(changed)
     {
         m_groups.insert(name);
+        auto idx = getInstIndex(inst.get());
+        emit dataChanged(index(idx), index(idx), {GroupRole});
         saveGroupList();
     }
 }