diff --git a/addons/web_editor/static/src/css/backend.css b/addons/web_editor/static/src/css/backend.css
index 33a7155354c..2512b1de9c0 100644
--- a/addons/web_editor/static/src/css/backend.css
+++ b/addons/web_editor/static/src/css/backend.css
@@ -5,7 +5,7 @@
     line-height: initial !important;
     color: initial !important;
 }
-.oe_form_field_html_text iframe.o_readonly {
+.oe_form_field_html_text .o_readonly {
     min-height: 1em;
     width: 100%;
     margin: 0;
diff --git a/addons/web_editor/static/src/js/backend.js b/addons/web_editor/static/src/js/backend.js
index becd0fe4769..7649d923f98 100644
--- a/addons/web_editor/static/src/js/backend.js
+++ b/addons/web_editor/static/src/js/backend.js
@@ -73,7 +73,7 @@ var FieldTextHtmlSimple = widget.extend({
                     self.resize();
                 });
             } else {
-                this.$content = $('<div class="note-editable o_readonly"/>');
+                this.$content = $('<div class="o_readonly"/>');
                 this.$textarea.hide().after(this.$content);
             }
         } else {