diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2a5bb1c..ad997e1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,7 +23,7 @@ jobs:
                     echo "tag=${GITHUB_REF##*v}" >> "$GITHUB_OUTPUT"
 
             -   name: Checkout the code
-                uses: actions/checkout@v3
+                uses: actions/checkout@v4
                 with:
                     submodules: true
 
@@ -94,7 +94,7 @@ jobs:
 
         steps:
             -   name: Checkout the code
-                uses: actions/checkout@v3
+                uses: actions/checkout@v4
 
             -   name: Remove old file
                 run: rm -f builds/codestyle
diff --git a/.github/workflows/code-style.yml b/.github/workflows/code-style.yml
index 586db7e..1882651 100644
--- a/.github/workflows/code-style.yml
+++ b/.github/workflows/code-style.yml
@@ -10,7 +10,7 @@ jobs:
 
         steps:
             -   name: Checkout code
-                uses: actions/checkout@v3
+                uses: actions/checkout@v4
 
             -   name: Check the code style
                 uses: TheDragonCode/codestyler@v3
diff --git a/.github/workflows/publish-phar.yml b/.github/workflows/publish-phar.yml
index 72dba89..9aad2a4 100644
--- a/.github/workflows/publish-phar.yml
+++ b/.github/workflows/publish-phar.yml
@@ -25,7 +25,7 @@ jobs:
                     echo "tag=${GITHUB_REF##*v}" >> "$GITHUB_OUTPUT"
 
             -   name: Checkout the code
-                uses: actions/checkout@v3
+                uses: actions/checkout@v4
                 with:
                     submodules: true
                     ref: v${{ steps.tag.outputs.tag }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index d6f5e7d..4d0409d 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -49,7 +49,7 @@ jobs:
 
         steps:
             -   name: Checkout code
-                uses: actions/checkout@v3
+                uses: actions/checkout@v4
                 with:
                     submodules: true
 
diff --git a/.github/workflows/update-major-version.yml b/.github/workflows/update-major-version.yml
index c7f847f..ebaa28b 100644
--- a/.github/workflows/update-major-version.yml
+++ b/.github/workflows/update-major-version.yml
@@ -26,7 +26,7 @@ jobs:
     tag:
         runs-on: ubuntu-latest
         steps:
-            -   uses: actions/checkout@v3
+            -   uses: actions/checkout@v4
                 with:
                     fetch-depth: 0