diff --git a/CHANGELOG.md b/CHANGELOG.md
index 56863a5..f5376d4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,5 @@
 # Changelog
 
-## 1.0.0 (2020/08/24)
+## 0.9.0 (2020/08/??)
 
 * Initial version (docker/build-push-action#87)