diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ced8c75..030820e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
     env:
       BUNDLE_GEMFILE: ${{ github.workspace }}/test/using_gemfile/Gemfile
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: 3.0
@@ -19,7 +19,7 @@ jobs:
         uses: ./
         with:
           github_token: ${{ secrets.github_token }}
-          brakeman_version: 'gemfile'
-          brakeman_flags: '--force'
+          brakeman_version: "gemfile"
+          brakeman_flags: "--force"
       - run: |
           test "$(bundle exec brakeman --version)" == "brakeman 5.1.2"
diff --git a/.github/workflows/depup.yml b/.github/workflows/depup.yml
index 3284690..4a0f6f4 100644
--- a/.github/workflows/depup.yml
+++ b/.github/workflows/depup.yml
@@ -1,7 +1,7 @@
 name: depup
 on:
   schedule:
-    - cron:  '14 14 * * *' # Runs at 14:14 UTC every day
+    - cron: "14 14 * * *" # Runs at 14:14 UTC every day
   repository_dispatch:
     types: [depup]
 
@@ -9,7 +9,7 @@ jobs:
   reviewdog:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: haya14busa/action-depup@v1
         id: depup
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f4a45db..47c908a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -4,7 +4,7 @@ on:
     branches:
       - master
     tags:
-      - 'v*.*.*'
+      - "v*.*.*"
   pull_request:
     types:
       - labeled
@@ -14,7 +14,7 @@ jobs:
     if: github.event.action != 'labeled'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # Bump version on merging Pull Requests with specific labels.
       # (bump:major,bump:minor,bump:patch)
@@ -51,6 +51,6 @@ jobs:
     if: github.event.action == 'labeled'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Post bumpr status comment
         uses: haya14busa/action-bumpr@v1
diff --git a/.github/workflows/reviewdog.yml b/.github/workflows/reviewdog.yml
index c6efda7..259ab63 100644
--- a/.github/workflows/reviewdog.yml
+++ b/.github/workflows/reviewdog.yml
@@ -6,7 +6,7 @@ jobs:
     name: runner / shellcheck
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: shellcheck
         uses: reviewdog/action-shellcheck@v1
         with:
@@ -17,7 +17,7 @@ jobs:
     name: runner / misspell
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: misspell
         uses: reviewdog/action-misspell@v1
         with:
@@ -29,7 +29,7 @@ jobs:
     name: check / yamllint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: yamllint
         uses: reviewdog/action-yamllint@v1
         with:
diff --git a/.github/workflows/yamllint.yml b/.github/workflows/yamllint.yml
index 9fbe8ea..9f181e6 100644
--- a/.github/workflows/yamllint.yml
+++ b/.github/workflows/yamllint.yml
@@ -7,7 +7,7 @@ jobs:
     name: check / yamllint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: yamllint
         uses: reviewdog/action-yamllint@v1
         with:
diff --git a/README.md b/README.md
index 90cc741..5c27bac 100644
--- a/README.md
+++ b/README.md
@@ -32,10 +32,11 @@ With `reporter: github-pr-review` a comment is added to the Pull Request Convers
 
 ### `brakeman_version`
 
-Optional. Set brakeman version. 
-* empty or omit: install latest version
-* `gemfile`: install version from Gemfile (`Gemfile.lock` should be presented, otherwise it will fallback to latest bundler version)
-* version (e.g. `4.8.2`): install said version
+Optional. Set brakeman version.
+
+- empty or omit: install latest version
+- `gemfile`: install version from Gemfile (`Gemfile.lock` should be presented, otherwise it will fallback to latest bundler version)
+- version (e.g. `4.8.2`): install said version
 
 ### `brakeman_flags`
 
@@ -63,7 +64,7 @@ Default is `added`.
 
 ### `fail_on_error`
 
-Optional.  Exit code for reviewdog when errors are found [`true`, `false`]
+Optional. Exit code for reviewdog when errors are found [`true`, `false`]
 Default is `false`.
 
 ### `reviewdog_flags`
@@ -85,7 +86,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with: