diff --git a/addons/web_editor/static/src/js/backend.js b/addons/web_editor/static/src/js/backend.js
index 3585ddfdb9a..ef0dfe7ed09 100644
--- a/addons/web_editor/static/src/js/backend.js
+++ b/addons/web_editor/static/src/js/backend.js
@@ -261,7 +261,7 @@ var FieldTextHtml = widget.extend({
             attr.translatable = 1;
         }
         if (session.debug) {
-            attr.debug = 1;
+            attr.debug = session.debug;
         }
 
         attr.lang = attr.enable_editor ? 'en_US' : this.session.user_context.lang;