diff --git a/README.md b/README.md
index 52f12906..9dcdf38c 100644
--- a/README.md
+++ b/README.md
@@ -211,6 +211,7 @@ The portable version doesn't use registry but an ini file.
     - Improved status message.
     - Improved modified flag handling.
 - v.5.4.1 (2020.XX.YY)
+    - Fixed the bug that the second overwrite save fails.
     - Fixed title bar text.
     - Fixed status bar message.
     - Added German translation.
diff --git a/README.txt b/README.txt
index e6769ca2..79afe9dd 100644
--- a/README.txt
+++ b/README.txt
@@ -207,6 +207,7 @@ Question 6. What is the difference between no installer and portable version?
     - Improved status message.
     - Improved modified flag handling.
 - v.5.4.1 (2020.XX.YY)
+    - Fixed the bug that the second overwrite save fails.
     - Fixed title bar text.
     - Fixed status bar message.
     - Added German translation.
diff --git a/READMEIT.txt b/READMEIT.txt
index b24cfc6e..5deb2fd3 100644
--- a/READMEIT.txt
+++ b/READMEIT.txt
@@ -207,6 +207,7 @@ Domanda 6. Qual è la differenza tra nessuna versione di installazione e portati
   Migliorati messaggi di stato (narra inferiore sinistra).
   Migliorata gestione flag.
 - v.5.4.1 (YY.XX.2020)
+    - Fixed the bug that the second overwrite save fails.
     - Fixed title bar text.
     - Fixed status bar message.
     - Added German translation.
diff --git a/READMEJP.txt b/READMEJP.txt
index 38a0f26c..c9f0b9ce 100644
--- a/READMEJP.txt
+++ b/READMEJP.txt
@@ -519,6 +519,7 @@
         状態メッセージを改良。
         変更フラグの扱いを改良。
     v.5.4.1 (2020.XX.YY)
+        二回目の上書き保存で失敗する不具合を修正した。
         タイトルバーテキストを修正。
         ステータスバーメッセージを修正。
         ドイツ語翻訳を追加。