diff --git a/.github/workflows/cache_async_vol.yml b/.github/workflows/cache_async_vol.yml
index e2837d21..e66f9753 100644
--- a/.github/workflows/cache_async_vol.yml
+++ b/.github/workflows/cache_async_vol.yml
@@ -30,7 +30,7 @@ jobs:
       runs-on: ubuntu-latest
       timeout-minutes: 60
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@v4
         - name: Set up dependencies
           run: |
             set -x
diff --git a/.github/workflows/logvol_master.yml b/.github/workflows/logvol_master.yml
index 0da4cb13..0bda7e18 100644
--- a/.github/workflows/logvol_master.yml
+++ b/.github/workflows/logvol_master.yml
@@ -30,7 +30,7 @@ jobs:
       runs-on: ubuntu-latest
       timeout-minutes: 60
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@v4
         - name: Set up dependencies
           run: |
             set -x
diff --git a/.github/workflows/mpich_static.yml b/.github/workflows/mpich_static.yml
index a4d73f27..79180288 100644
--- a/.github/workflows/mpich_static.yml
+++ b/.github/workflows/mpich_static.yml
@@ -35,7 +35,7 @@ jobs:
       runs-on: ubuntu-latest
       timeout-minutes: 60
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@v4
         - name: Set up dependencies
           run: |
             set -x
diff --git a/.github/workflows/pnetcdf_master.yml b/.github/workflows/pnetcdf_master.yml
index d54ed8a0..557d4c18 100644
--- a/.github/workflows/pnetcdf_master.yml
+++ b/.github/workflows/pnetcdf_master.yml
@@ -31,7 +31,7 @@ jobs:
       runs-on: ubuntu-latest
       timeout-minutes: 60
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@v4
         - name: Set up dependencies
           run: |
             set -x
diff --git a/.github/workflows/ubuntu_ompi.yml b/.github/workflows/ubuntu_ompi.yml
index db131a03..f426de09 100644
--- a/.github/workflows/ubuntu_ompi.yml
+++ b/.github/workflows/ubuntu_ompi.yml
@@ -34,7 +34,7 @@ jobs:
       runs-on: ubuntu-latest
       timeout-minutes: 60
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@v4
         - name: Set up dependencies
           run: |
             set -x