diff --git a/addons/web/static/src/views/kanban/kanban_controller.scss b/addons/web/static/src/views/kanban/kanban_controller.scss
index de50b6160d1..2f1a0cae9b7 100644
--- a/addons/web/static/src/views/kanban/kanban_controller.scss
+++ b/addons/web/static/src/views/kanban/kanban_controller.scss
@@ -559,7 +559,7 @@
 
             .o_kanban_header {
                 position: sticky; // keep it visible
-                z-index: $zindex-sticky;
+                z-index: 1;
                 background-color: inherit;
             }
         }