diff --git a/app/src/main/java/jp/juggler/subwaytooter/ActMediaViewer.kt b/app/src/main/java/jp/juggler/subwaytooter/ActMediaViewer.kt
index f755bb1b..d4496818 100644
--- a/app/src/main/java/jp/juggler/subwaytooter/ActMediaViewer.kt
+++ b/app/src/main/java/jp/juggler/subwaytooter/ActMediaViewer.kt
@@ -487,7 +487,7 @@ class ActMediaViewer : AppCompatActivity(), View.OnClickListener {
 	@SuppressLint("StaticFieldLeak")
 	private fun loadBitmap(ta : TootAttachment) {
 		
-		vg(cbMute,false)
+		cbMute.visibility=View.INVISIBLE
 		
 		val urlList = ta.getLargeUrlList(App1.pref)
 		if(urlList.isEmpty()) {
diff --git a/app/src/main/java/jp/juggler/subwaytooter/action/Action_Toot.kt b/app/src/main/java/jp/juggler/subwaytooter/action/Action_Toot.kt
index ab0a4eea..8b3ce857 100644
--- a/app/src/main/java/jp/juggler/subwaytooter/action/Action_Toot.kt
+++ b/app/src/main/java/jp/juggler/subwaytooter/action/Action_Toot.kt
@@ -267,14 +267,13 @@ object Action_Toot {
 			return
 		}
 		
-		
 		// 必要なら確認を出す
 		// ブックマークは解除する時だけ確認する
 		if(! bConfirmed && !bSet ) {
 			DlgConfirm.openSimple(
 				activity,
 				activity.getString(
-					R.string.confirm_unfavourite_from,
+					R.string.confirm_unbookmark_from,
 					AcctColor.getNickname(access_info.acct)
 				)
 			){
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 5cc66eb7..b492017e 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -166,6 +166,7 @@
     <string name="confirm_unblock_domain">ドメイン \"%1$s\" の非表示を解除しますか？</string>
     <string name="confirm_unboost_from">このトゥートを %1$s からブースト解除しますか?</string>
     <string name="confirm_unfavourite_from">このトゥートを %1$s からお気に入り解除しますか?</string>
+    <string name="confirm_unbookmark_from">このトゥートを %1$s からブックマーク解除しますか?</string>
     <string name="confirm_unfollow_who_from">%2$s で %1$s をフォロー解除しますか？</string>
     <string name="confirmation">確認</string>
     <string name="contact">連絡先アカウント</string>