diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 94641e8b..518b39a3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3.5.3
+      - uses: actions/checkout@v4.1.1
       - name: Set up Python 3.11
         uses: actions/setup-python@v4.7.0
         with:
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index a24fbe6d..a1e5e392 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -39,7 +39,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3.5.3
+      uses: actions/checkout@v4.1.1
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index c8e3d718..269c27ff 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -28,7 +28,7 @@ jobs:
       working-directory: ./docs
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.1.1
       - name: Set up Python 3.10
         uses: actions/setup-python@v4.7.0
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2d7bfd59..5f00d07f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.1.1
       - name: Set up Python 3.10
         uses: actions/setup-python@v4.7.0
         with: