diff --git a/release_note_en.md b/release_note_en.md
index 35ad128..5ee9ff0 100644
--- a/release_note_en.md
+++ b/release_note_en.md
@@ -1,3 +1,7 @@
+v0.4.1
+======
+Jan 16, 2025
+
 - Update gmnlisp to v0.7.8
 
 v0.4.0
diff --git a/release_note_ja.md b/release_note_ja.md
index 74405e9..8bb6beb 100644
--- a/release_note_ja.md
+++ b/release_note_ja.md
@@ -1,3 +1,7 @@
+v0.4.1
+======
+Jan 16, 2025
+
 - gmnlisp を v0.7.8 へ
 
 v0.4.0