diff --git a/src/config.c b/src/config.c
index 77fde509..033b7295 100644
--- a/src/config.c
+++ b/src/config.c
@@ -882,6 +882,8 @@ void configSetCommand(client *c) {
       "protected-mode",server.protected_mode) {
     } config_set_bool_field(
       "stop-writes-on-bgsave-error",server.stop_writes_on_bgsave_err) {
+    } 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 9db51166..b7d67828 100644
--- a/src/rdb.c
+++ b/src/rdb.c
@@ -767,7 +767,7 @@ 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;