diff --git a/addons/web/static/src/js/views/form_relational_widgets.js b/addons/web/static/src/js/views/form_relational_widgets.js
index 4ceded791be..75bbfe0412d 100644
--- a/addons/web/static/src/js/views/form_relational_widgets.js
+++ b/addons/web/static/src/js/views/form_relational_widgets.js
@@ -1070,8 +1070,10 @@ var One2ManyListView = X2ManyListView.extend({
             this._dataset_changed = false;
         });
 
-        this.on('warning', this, function(e) { // In case of a one2many, we do not want any warning which comes from the editor
-            e.stop_propagation();
+        this.on('warning', this, function(e) { // In case of editable list view, we do not want any warning which comes from the editor
+            if (this.editable()) {
+                e.stop_propagation();
+            }
         });
     },
     do_add_record: function () {
diff --git a/addons/web/static/src/less/notification.less b/addons/web/static/src/less/notification.less
index 0c910dbc5c5..9c24c2be096 100644
--- a/addons/web/static/src/less/notification.less
+++ b/addons/web/static/src/less/notification.less
@@ -5,7 +5,7 @@
     max-width: 100%;
 
     .o-position-absolute(@navbar-height, 0px);
-    z-index: 50;  // same as debug manager. Fixme: expose a variable
+    z-index: 1050;  // above the modals. Fixme: expose a variable
 
     .o_notification {
         padding: 0;