diff --git a/.github/workflows/pytest-builds.yml b/.github/workflows/pytest-builds.yml
index 695a88c..748f7dd 100644
--- a/.github/workflows/pytest-builds.yml
+++ b/.github/workflows/pytest-builds.yml
@@ -16,7 +16,7 @@ jobs:
         os: [ubuntu-latest, windows-latest, macos-latest]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 2
 
diff --git a/.github/workflows/release-wheels.yml b/.github/workflows/release-wheels.yml
index 32f4d6b..95817c2 100644
--- a/.github/workflows/release-wheels.yml
+++ b/.github/workflows/release-wheels.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         submodules: true
 
@@ -147,7 +147,7 @@ jobs:
             platform_id: macosx_arm64
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         submodules: true