diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index d520ca0..55ca33b 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -20,7 +20,7 @@ jobs:
           - isolated
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/history-update.yaml b/.github/workflows/history-update.yaml
index 491be03..5680e6e 100644
--- a/.github/workflows/history-update.yaml
+++ b/.github/workflows/history-update.yaml
@@ -13,7 +13,7 @@ jobs:
       fail-fast: false
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         # Get all of the git history. https://github.com/actions/checkout
         with:
           fetch-depth: 0
diff --git a/.github/workflows/integration.yaml b/.github/workflows/integration.yaml
index 855fe98..1a575a6 100644
--- a/.github/workflows/integration.yaml
+++ b/.github/workflows/integration.yaml
@@ -13,7 +13,7 @@ jobs:
       fail-fast: false
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/python-publish.yaml b/.github/workflows/python-publish.yaml
index 23c6197..a516552 100644
--- a/.github/workflows/python-publish.yaml
+++ b/.github/workflows/python-publish.yaml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5910971..d6cb77d 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -20,7 +20,7 @@ jobs:
           - '3.11'
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0