diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index cded8cb33..a79bd0428 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -40,7 +40,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/package.yml b/.github/workflows/package.yml
index 5b5dffd28..30d1bea1f 100644
--- a/.github/workflows/package.yml
+++ b/.github/workflows/package.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-node@v3
       with:
         node-version: '16'
diff --git a/.github/workflows/texlive_on_linux.yml b/.github/workflows/texlive_on_linux.yml
index 37c0250ae..510f08508 100644
--- a/.github/workflows/texlive_on_linux.yml
+++ b/.github/workflows/texlive_on_linux.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up PATH
       run: |
         echo "/tmp/texlive/bin/x86_64-linux" >> $GITHUB_PATH
diff --git a/.github/workflows/texlive_on_mac.yml b/.github/workflows/texlive_on_mac.yml
index 99aac4614..d20ff5017 100644
--- a/.github/workflows/texlive_on_mac.yml
+++ b/.github/workflows/texlive_on_mac.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: macos-latest
     timeout-minutes: 30
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up PATH
       run: |
         echo "/Users/runner/texlive/bin/x86_64-darwin" >> $GITHUB_PATH
diff --git a/.github/workflows/texlive_on_win.yml b/.github/workflows/texlive_on_win.yml
index 93c58f0e8..695058a7b 100644
--- a/.github/workflows/texlive_on_win.yml
+++ b/.github/workflows/texlive_on_win.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
     - name: Prepare git
       run: git config --global core.autocrlf false
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up PATH
       run: |
         echo "C:\strawberry\c\bin;C:\strawberry\perl\site\bin;C:\strawberry\perl\bin" >> $GITHUB_PATH