diff --git a/locales/ja.yml b/locales/ja.yml
index 677cb1329..d727b0118 100644
--- a/locales/ja.yml
+++ b/locales/ja.yml
@@ -823,7 +823,7 @@ mobile/views/components/post-form.vue:
   submit: "投稿"
   reply: "返信"
   renote: "Renote"
-  renote-placeholder: "この投稿を引用... (オプション)"
+  quote-placeholder: "この投稿を引用... (オプション)"
   reply-placeholder: "この投稿への返信..."
   cw-placeholder: "内容への注釈 (オプション)"
   location-alert: "お使いの端末は位置情報に対応していません"