diff --git a/src/backend/parser/parse_utilcmd.c b/src/backend/parser/parse_utilcmd.c
index fef084f5d5..e918a623c5 100644
--- a/src/backend/parser/parse_utilcmd.c
+++ b/src/backend/parser/parse_utilcmd.c
@@ -3446,6 +3446,11 @@ checkPartition(Relation rel, Oid partRelOid)
 						RelationGetRelationName(partRel),
 						RelationGetRelationName(rel))));
 
+	/* Permissions checks */
+	if (!object_ownercheck(RelationRelationId, RelationGetRelid(partRel), GetUserId()))
+		aclcheck_error(ACLCHECK_NOT_OWNER, get_relkind_objtype(partRel->rd_rel->relkind),
+					   RelationGetRelationName(partRel));
+
 	relation_close(partRel, AccessShareLock);
 }