diff --git a/bin/Editor.js b/bin/Editor.js
index 01d1c606952893647f200e76f0068868ad7846f3..79f74c5166f926440389dfa0e21a24b6b0e65868 100644
--- a/bin/Editor.js
+++ b/bin/Editor.js
@@ -256,7 +256,8 @@ define('package/quiqqer/ckeditor4/bin/Editor', [
                     width                    : width,
                     toolbar                  : toolbar,
                     allowedContent           : true,
-                    extraAllowedContent      : 'div(*)[*]{*}; iframe(*)[*]{*}; img(*)[*]{*}; script(*)[*]{*}',
+                    extraAllowedContent      : 'div(*)[*]{*}; iframe(*)[*]{*}; img(*)[*]{*}; script(*)[*]{*}; ins(*)[*]{*}',
+                    protectedSource          : [/<ins[\s|\S]+?<\/ins>/g],
                     stylesSet                : styles,
                     contentsCss              : data.cssFiles || [],
                     bodyClass                : data.bodyClass,