diff --git a/.github/workflows/pylint.yml b/.github/workflows/pylint.yml
index 8a3c1053..d3f42fb1 100644
--- a/.github/workflows/pylint.yml
+++ b/.github/workflows/pylint.yml
@@ -9,7 +9,7 @@ jobs:
       matrix:
         python-version: ["3.8", "3.9", "3.10"]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with:
diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index e4262374..aa3edc3e 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python 3.10
       uses: actions/setup-python@v5
       with:
diff --git a/.github/workflows/python-package-conda.yml b/.github/workflows/python-package-conda.yml
index 20c2b2de..51c99bba 100644
--- a/.github/workflows/python-package-conda.yml
+++ b/.github/workflows/python-package-conda.yml
@@ -9,7 +9,7 @@ jobs:
       max-parallel: 5
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python 3.10
       uses: actions/setup-python@v5
       with: