diff --git a/CHANGELOG-Japanese.md b/CHANGELOG-Japanese.md
index 5b04507a..31d5110c 100644
--- a/CHANGELOG-Japanese.md
+++ b/CHANGELOG-Japanese.md
@@ -9,6 +9,7 @@
 
 **バグ修正:**
 
+- mericオプションのEventIDのキー名の数え上げが原因となっていたイベント集計の誤りを修正した。 (#729) (@hitenkoku)
 
 ## 1.7.0 [2022/09/29]
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index cdd1c1a2..9c8f6367 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
 
 **Bug Fixes:**
 
+- Fixed duplicate event outputted with metric option due to sum up of event IDs key name. (#729) (@hitenkoku)
 
 ## 1.7.0 [2022/09/29]