diff --git a/CHANGELOG.md b/CHANGELOG.md
index e8ea6e1..d27ee51 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 ## Unreleased
 
+## 1.0.0 (2021-02-24)
+
+### Misc
+
+* 毎週月曜日の 09:00 (JST) にテストを実行する (PR [#52](https://github.com/chocoby/jp_prefecture/pull/52)/[@chocoby](https://github.com/chocoby))
+
 ## 1.0.0.rc1 (2021-02-10)
 
 ### Breaking changes
diff --git a/lib/jp_prefecture/version.rb b/lib/jp_prefecture/version.rb
index 8d88b99..a650158 100644
--- a/lib/jp_prefecture/version.rb
+++ b/lib/jp_prefecture/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module JpPrefecture
-  VERSION = '1.0.0.rc1'
+  VERSION = '1.0.0'
 end