diff --git a/addons/note/static/src/scss/note.scss b/addons/note/static/src/scss/note.scss
index 04eead746ff..edab0801795 100644
--- a/addons/note/static/src/scss/note.scss
+++ b/addons/note/static/src/scss/note.scss
@@ -17,6 +17,7 @@
             flex: 1;
             box-shadow: none;
             padding: 0;
+            max-width: 100%;
             .oe_pad {
                 flex: 1;
                 margin-bottom: 0;