diff --git a/addons/web/static/src/core/notebook/notebook.scss b/addons/web/static/src/core/notebook/notebook.scss
index 298730ff1e5..cbadfd4f024 100644
--- a/addons/web/static/src/core/notebook/notebook.scss
+++ b/addons/web/static/src/core/notebook/notebook.scss
@@ -55,6 +55,10 @@
     }
 
     &.vertical {
+        .o_notebook_headers {
+            overflow-x: visible;
+        }
+
         .nav {
             width: max-content;
             border-bottom-color: transparent; // removing the width has weird side effect due to the negative margin