diff --git a/CHANGELOG.md b/CHANGELOG.md
index 44361ba..3fb3cfd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,5 @@
 # Changelog
 
-## 0.1.0 (2020/08/15)
+## 1.0.0 (2020/08/15)
 
 * Initial version