diff --git a/docs/reference/esql/esql-limitations.asciidoc b/docs/reference/esql/esql-limitations.asciidoc
index 11e3fd7ae9883..fa06edf062b18 100644
--- a/docs/reference/esql/esql-limitations.asciidoc
+++ b/docs/reference/esql/esql-limitations.asciidoc
@@ -64,6 +64,7 @@ include::processing-commands/limit.asciidoc[tag=limitation]
 ** `ip_range`
 ** `long_range`
 ** `nested`
+** `object`
 ** `rank_feature`
 ** `rank_features`
 ** `search_as_you_type`