diff --git a/po/ja.po b/po/ja.po
index 96c6ab857..2b5a834da 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -8962,7 +8962,7 @@ msgstr "カラムの変更"
 
 #: server_synchronize.php:432 server_synchronize.php:875
 msgid "Remove index(s)"
-msgstr ""
+msgstr "インデックスの削除"
 
 #: server_synchronize.php:433 server_synchronize.php:876
 msgid "Apply index(s)"