diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 33bda82..d6acdd3 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -12,7 +12,7 @@ jobs:
   docs:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - uses: pdm-project/setup-pdm@main
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8e31508..7b4834e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -22,7 +22,7 @@ jobs:
           - { salt: "3002", python: "3.8" }
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: pdm-project/setup-pdm@v3
         with:
           python-version: ${{ matrix.python }}
@@ -32,7 +32,7 @@ jobs:
   black:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: pdm-project/setup-pdm@v3
         with:
           python-version: "3.11"