diff --git a/inc/myco.js b/inc/myco.js
index 7b47616..33d5974 100644
--- a/inc/myco.js
+++ b/inc/myco.js
@@ -381,7 +381,7 @@ clear_local_data=function() {
 }
 
 on_confirm_clear_local_data=function(data) {
-  localStorage.clear();
+  delete localStorage.groups;
   location.reload();
 }