diff --git a/.github/workflows/rack2.yaml b/.github/workflows/rack2.yaml
index 58ac10ff09..7e5b355db3 100644
--- a/.github/workflows/rack2.yaml
+++ b/.github/workflows/rack2.yaml
@@ -35,7 +35,7 @@ jobs:
 
     steps:
       - name: repo checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: load ruby
         uses: ruby/setup-ruby-pkgs@v1
diff --git a/.github/workflows/ragel.yml b/.github/workflows/ragel.yml
index 37ce4d84ac..f8569d9563 100644
--- a/.github/workflows/ragel.yml
+++ b/.github/workflows/ragel.yml
@@ -43,7 +43,7 @@ jobs:
           git config --global core.eol lf
 
       - name: repo checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: load ruby
         uses: ruby/setup-ruby-pkgs@v1
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index b27f7d61da..dc5b7afde8 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -17,7 +17,7 @@ jobs:
     name: 'Rubocop linting'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: 2.6
@@ -63,7 +63,7 @@ jobs:
 
     steps:
       - name: repo checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: load ruby
         uses: ruby/setup-ruby-pkgs@v1
@@ -133,7 +133,7 @@ jobs:
 
     steps:
       - name: repo checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: set JAVA_HOME
         if: startsWith(matrix.os, 'macos')