diff --git a/addons/web/static/src/views/form/form_controller.scss b/addons/web/static/src/views/form/form_controller.scss
index 8edef36ea0a..7a8a34dfd28 100644
--- a/addons/web/static/src/views/form/form_controller.scss
+++ b/addons/web/static/src/views/form/form_controller.scss
@@ -102,7 +102,8 @@ $o-form-label-margin-right: 0px;
         }
     }
 
-    .o_row > div > .o_field_widget {
+    .o_row > div > .o_field_widget,
+    &.o_form_editable .oe_title .o_field_char {
         width: 100%;
     }