diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a5aadc0..f957d46 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python
       uses: actions/setup-python@v5
@@ -57,7 +57,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python
       uses: actions/setup-python@v5
@@ -118,7 +118,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python
       uses: actions/setup-python@v5
@@ -171,7 +171,7 @@ jobs:
     env: { MACOSX_DEPLOYMENT_TARGET: 11.0 }
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python
       uses: actions/setup-python@v5
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index a96e32b..5cbc98b 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -40,7 +40,7 @@ jobs:
       contents: write
 
     steps:
-    - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+    - uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.1.1
 
     - name: Set up Python
       uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
@@ -68,7 +68,7 @@ jobs:
     outputs:
       include: ${{ steps.set-matrix.outputs.include }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Install cibuildwheel
         # Nb. keep cibuildwheel version pin consistent with job below
         run: pipx install cibuildwheel==3.0.0
@@ -99,7 +99,7 @@ jobs:
 
     steps:
       - name: Check out the repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up QEMU
         if: runner.os == 'Linux'
@@ -115,7 +115,7 @@ jobs:
       - name: Build faster Linux wheels
         # also build wheels with the most recent manylinux images and gcc
         if: runner.os == 'Linux' && !contains(matrix.only, 'i686')
-        uses: pypa/cibuildwheel@v3.1.3
+        uses: pypa/cibuildwheel@v3.1.4
         env:
           CIBW_MANYLINUX_X86_64_IMAGE: manylinux_2_34
           CIBW_MANYLINUX_AARCH64_IMAGE: manylinux_2_34
@@ -160,7 +160,7 @@ jobs:
 
     steps:
       - name: Check out the repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Download files
         uses: actions/download-artifact@634f93cb2916e3fdff6788551b99b062d0335ce0 # v5.0.0