diff --git a/servers/slapd/back-meta/init.c b/servers/slapd/back-meta/init.c
index 4e30347442..032fe9c875 100644
--- a/servers/slapd/back-meta/init.c
+++ b/servers/slapd/back-meta/init.c
@@ -105,6 +105,7 @@ meta_back_initialize(
 	bi->bi_db_open = 0;
 	bi->bi_db_close = 0;
 	bi->bi_db_destroy = meta_back_db_destroy;
+	bi->bi_db_sync = 0;
 
 	bi->bi_op_bind = meta_back_bind;
 	bi->bi_op_unbind = 0;