diff --git a/src/config.c b/src/config.c
index e5ee5dd66..22dce098f 100644
--- a/src/config.c
+++ b/src/config.c
@@ -928,6 +928,8 @@ void configSetCommand(client *c) {
       "lazyfree-lazy-server-del",server.lazyfree_lazy_server_del) {
     } config_set_bool_field(
       "slave-lazy-flush",server.repl_slave_lazy_flush) {
+    } config_set_bool_field(
+      "no-appendfsync-on-rewrite",server.aof_no_fsync_on_rewrite) {
 
     /* Numerical fields.
      * config_set_numerical_field(name,var,min,max) */
diff --git a/src/rdb.c b/src/rdb.c
index 1cc42576a..7fc0a4438 100644
--- a/src/rdb.c
+++ b/src/rdb.c
@@ -779,7 +779,7 @@ int rdbSaveRio(rio *rdb, int *error) {
         db_size = (dictSize(db->dict) <= UINT32_MAX) ?
                                 dictSize(db->dict) :
                                 UINT32_MAX;
-        expires_size = (dictSize(db->dict) <= UINT32_MAX) ?
+        expires_size = (dictSize(db->expires) <= UINT32_MAX) ?
                                 dictSize(db->expires) :
                                 UINT32_MAX;
         if (rdbSaveType(rdb,RDB_OPCODE_RESIZEDB) == -1) goto werr;