diff --git a/schema/metadata/scopes.json b/schema/metadata/scopes.json
index 80a41c9ce3..b0598ad33e 100644
--- a/schema/metadata/scopes.json
+++ b/schema/metadata/scopes.json
@@ -290,7 +290,7 @@
             }
         },
         "duplicateCheckFieldList": {
-            "description": "Fields to be check for duplicates.",
+            "description": "Fields to be check for duplicates. Requires recordDefs > duplicateWhereBuilderClassName set to Espo\\Classes\\DuplicateWhereBuilders\\General.",
             "type": "array",
             "items": {
                 "type": "string"