diff --git a/cms/cms.js b/cms/cms.js
index 4ddcfcf..0262b07 100644
--- a/cms/cms.js
+++ b/cms/cms.js
@@ -28,10 +28,23 @@ const config = {
   },
 }
 
+
 CMS.registerPreviewStyle('../commons.css')
 CMS.registerPreviewTemplate('pages', PagePreview)
 CMS.registerPreviewTemplate('forms', FormPreview)
 
+const injectCustomStyle = () => {
+  const style = document.createElement('style')
+  style.innerHTML = `
+    div[data-slate-editor] {
+      -webkit-user-modify: read-write !important;
+    }
+  `
+  document.head.appendChild(style)
+}
+
+injectCustomStyle()
+
 CMS.registerWidget(UuidWidget)
 CMS.registerWidget(PermalinkWidget)