diff --git a/locales/en.yml b/locales/en.yml
index 39960eba0a..07fa9ebde6 100644
--- a/locales/en.yml
+++ b/locales/en.yml
@@ -696,7 +696,7 @@ mobile/views/components/post-form.vue:
   submit: "Post"
   reply: "Reply"
   renote: "Renote"
-  quote-placeholder: "この投稿を引用... (オプション)"
+  quote-placeholder: "Quote this post... (optional)"
   reply-placeholder: "Reply to this note..."
   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"