diff --git a/.github/workflows/python-build.yml b/.github/workflows/python-build.yml
index 4006e98..883373d 100644
--- a/.github/workflows/python-build.yml
+++ b/.github/workflows/python-build.yml
@@ -58,7 +58,7 @@ jobs:
 
       steps:
         - name: Check out repository
-          uses: actions/checkout@v3
+          uses: actions/checkout@v4
 
         - name: Set up Python
           uses: actions/setup-python@v4
diff --git a/.github/workflows/python-release.yml b/.github/workflows/python-release.yml
index 76cc3fa..16e6e5a 100644
--- a/.github/workflows/python-release.yml
+++ b/.github/workflows/python-release.yml
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v4
@@ -65,7 +65,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v4
@@ -98,7 +98,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v4
@@ -126,7 +126,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Build source distribution
         uses: PyO3/maturin-action@v1
diff --git a/.github/workflows/rust-build.yml b/.github/workflows/rust-build.yml
index 62bd96d..486fd22 100644
--- a/.github/workflows/rust-build.yml
+++ b/.github/workflows/rust-build.yml
@@ -62,7 +62,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Add rustup target
         run: rustup target add ${{ matrix.target }}
diff --git a/.github/workflows/rust-release.yml b/.github/workflows/rust-release.yml
index 1aef05a..6d8f624 100644
--- a/.github/workflows/rust-release.yml
+++ b/.github/workflows/rust-release.yml
@@ -47,7 +47,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Add rustup default target
         run: rustup target add ${{ matrix.target }}