diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 1f262e05f..d94c33e52 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -22,7 +22,7 @@ jobs:
     steps:
     # Fetch all history for all tags and branches
     - name: clone socs
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
@@ -67,7 +67,7 @@ jobs:
         python-version: 3.8
 
     - name: clone socs
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: install build dependencies
       run: |
diff --git a/.github/workflows/develop.yml b/.github/workflows/develop.yml
index 062404988..57f1d5420 100644
--- a/.github/workflows/develop.yml
+++ b/.github/workflows/develop.yml
@@ -23,7 +23,7 @@ jobs:
     steps:
     # Fetch all history for all tags and branches
     - name: clone socs
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
@@ -66,7 +66,7 @@ jobs:
         python-version: 3.8
 
     - name: clone socs
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: install build dependencies
       run: |
diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index cb92b52b0..9ca1488ec 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -37,7 +37,7 @@ jobs:
         pip3 install so3g
 
     - name: clone socs
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Install socs
       run: |
diff --git a/.github/workflows/test-build.yml b/.github/workflows/test-build.yml
index a2a67b090..d682f93d7 100644
--- a/.github/workflows/test-build.yml
+++ b/.github/workflows/test-build.yml
@@ -18,7 +18,7 @@ jobs:
     steps:
     # Fetch all history for all tags and branches
     - name: clone socs
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0