diff --git a/servers/slapd/slapd.oc.conf b/servers/slapd/slapd.oc.conf
index 56d90c531d..8a143c0316 100644
--- a/servers/slapd/slapd.oc.conf
+++ b/servers/slapd/slapd.oc.conf
@@ -2,6 +2,10 @@ objectclass top
 	requires
 		objectClass
 
+objectclass ldapsubentry
+	requires
+		objectclass
+
 objectclass alias
 	requires
 		aliasedObjectName,