From 441c744a35a03228dff7c3dba8847638f8b8dc04 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E3=81=8B=E3=81=A3=E3=81=93=E3=81=8B=E3=82=8A?=
 <67428053+kakkokari-gtyih@users.noreply.github.com>
Date: Mon, 28 Apr 2025 07:58:09 +0900
Subject: [PATCH] Update CHANGELOG.md

---
 CHANGELOG.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7cd7228..d6e51d6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+(unreleased)
+------------------
+
 5.2.1 / 2025/04/28
 ------------------
 * セキュリティに関する修正