diff --git a/data-model/fdo-type/annotation/0.4.0/schema/annotation.json b/data-model/fdo-type/annotation/0.4.0/schema/annotation.json
index 7da90980..7ff7059c 100644
--- a/data-model/fdo-type/annotation/0.4.0/schema/annotation.json
+++ b/data-model/fdo-type/annotation/0.4.0/schema/annotation.json
@@ -200,7 +200,7 @@
   "required": [
     "@id",
     "@type",
-    "ods:ID",
+    "dcterms:identifier",
     "rdf:type",
     "ods:version",
     "oa:motivation",