diff --git a/kiri-engine/NoSql/MongoDB.php b/kiri-engine/NoSql/MongoDB.php
index 1986a866..63e6f541 100644
--- a/kiri-engine/NoSql/MongoDB.php
+++ b/kiri-engine/NoSql/MongoDB.php
@@ -7,7 +7,7 @@
  */
 declare(strict_types=1);
 
-namespace Kiri\Redis;
+namespace Kiri\NoSql;
 
 use Kiri;
 use Kiri\Exception\RedisConnectException;
diff --git a/kiri-engine/NoSql/Redis.php b/kiri-engine/NoSql/Redis.php
index cb1df9f0..b4532840 100644
--- a/kiri-engine/NoSql/Redis.php
+++ b/kiri-engine/NoSql/Redis.php
@@ -7,7 +7,7 @@
  */
 declare(strict_types=1);
 
-namespace Kiri\Redis;
+namespace Kiri\NoSql;
 
 use Kiri;
 use Kiri\Exception\RedisConnectException;