diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b5a022f..057822f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,7 +23,7 @@ jobs:
         python-version: ["3.8", "3.9", "3.10", "3.11"]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v3
       with:
diff --git a/.github/workflows/install.yml b/.github/workflows/install.yml
index 8e864e4..8dbd57c 100644
--- a/.github/workflows/install.yml
+++ b/.github/workflows/install.yml
@@ -23,7 +23,7 @@ jobs:
         python-version: ["3.8", "3.9", "3.10", "3.11"]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v3
       with:
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index ee6328b..88f7f31 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -27,7 +27,7 @@ jobs:
         python-version: ["3.8", "3.9", "3.10", "3.11"]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v3
       with:
diff --git a/.github/workflows/sphinx.yml b/.github/workflows/sphinx.yml
index 07662d3..29e4839 100644
--- a/.github/workflows/sphinx.yml
+++ b/.github/workflows/sphinx.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v3
 
       - name: Build docs requirements
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0ff2dba..22a11f0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -30,7 +30,7 @@ jobs:
         python-version: ["3.11", ]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v3
         with: