diff --git a/packages/builder/src/components/design/AppPreview/componentStructure.json b/packages/builder/src/components/design/AppPreview/componentStructure.json
index 0b888ba10b..cacd70a89b 100644
--- a/packages/builder/src/components/design/AppPreview/componentStructure.json
+++ b/packages/builder/src/components/design/AppPreview/componentStructure.json
@@ -81,7 +81,8 @@
       "backgroundimage",
       "link",
       "icon",
-      "embed"
+      "embed",
+      "markdownviewer"
     ]
   }
 ]