diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 2013fbc..452e476 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -5,10 +5,10 @@ updates:
     schedule:
       interval: weekly
     reviewers:
-    - toshimaru
+      - toshimaru
   - package-ecosystem: github-actions
     directory: /
     schedule:
       interval: weekly
     reviewers:
-    - toshimaru
+      - toshimaru
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4cf19dd..252260e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,12 +4,12 @@ All notable changes to this project will be documented in this file. See [standa
 
 ## [1.6.0](https://github.com/toshimaru/auto-author-assign/compare/v1.5.1...v1.6.0) (2022-07-28)
 
-### [1.5.1](https://github.com/toshimaru/auto-author-assign/compare/v1.5.0...v1.5.1) (2022-07-22)
+## [1.5.1](https://github.com/toshimaru/auto-author-assign/compare/v1.5.0...v1.5.1) (2022-07-22)
 
-### [1.5.0](https://github.com/toshimaru/auto-author-assign/compare/v1.4.0...v1.5.0) (2022-03-28)
+## [1.5.0](https://github.com/toshimaru/auto-author-assign/compare/v1.4.0...v1.5.0) (2022-03-28)
 
-### [1.5.0](https://github.com/toshimaru/auto-author-assign/compare/v1.4.0...v1.5.0) (2022-03-28)
+## [1.5.0](https://github.com/toshimaru/auto-author-assign/compare/v1.4.0...v1.5.0) (2022-03-28)
 
-### [1.4.0](https://github.com/toshimaru/auto-author-assign/compare/v1.3.7...v1.4.0) (2021-10-17)
+## [1.4.0](https://github.com/toshimaru/auto-author-assign/compare/v1.3.7...v1.4.0) (2021-10-17)
 
-### [1.3.7](https://github.com/toshimaru/auto-author-assign/compare/v1.3.6...v1.3.7) (2021-08-29)
+## [1.3.7](https://github.com/toshimaru/auto-author-assign/compare/v1.3.6...v1.3.7) (2021-08-29)