diff --git a/nextjs/outstatic/content/links/schema.json b/nextjs/outstatic/content/links/schema.json
index 9e97b94..448b054 100644
--- a/nextjs/outstatic/content/links/schema.json
+++ b/nextjs/outstatic/content/links/schema.json
@@ -3,7 +3,7 @@
   "type": "object",
   "properties": {
     "externalUrl": {
-      "required": false,
+      "required": true,
       "description": "",
       "fieldType": "String",
       "dataType": "string",