diff --git a/.github/workflows/Example_model_run.yml b/.github/workflows/Example_model_run.yml
index 86582a6111..f5c4851487 100644
--- a/.github/workflows/Example_model_run.yml
+++ b/.github/workflows/Example_model_run.yml
@@ -8,7 +8,7 @@ jobs:
       runs-on: ubuntu-latest
       steps:
       - name: Checkout the code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Build the NGEN image
         run: docker build . --file ./docker/CENTOS_NGEN_RUN.dockerfile --tag localbuild/ngen:latest      
       - name: Run the NGEN model on example data
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 3c4ce8f211..b1ec41197e 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -20,7 +20,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     
     - name: Make sure initial ownership is correct
       run: sudo chown -R runner:docker docs/
@@ -35,7 +35,7 @@ jobs:
       run: sudo chown -R runner:docker docs/
           
     - name: Switch to gh-pages
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
       with:
         ref: gh-pages
         clean: false
diff --git a/.github/workflows/module_integration.yml b/.github/workflows/module_integration.yml
index 172d6af5c8..adf13df3b9 100644
--- a/.github/workflows/module_integration.yml
+++ b/.github/workflows/module_integration.yml
@@ -29,7 +29,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
     
       - name: Build Surfacebmi
         id: submod_build_1
@@ -97,7 +97,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Build Ngen
         uses: ./.github/actions/ngen-build
diff --git a/.github/workflows/test_and_validate.yml b/.github/workflows/test_and_validate.yml
index 0bfa1d16f5..4b1f5c3679 100644
--- a/.github/workflows/test_and_validate.yml
+++ b/.github/workflows/test_and_validate.yml
@@ -31,7 +31,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
     - name: Checkout the commit
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     
     - name: Build Unit Tests
       uses: ./.github/actions/ngen-build
@@ -66,7 +66,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Build PET Submodule
         id: submod_build_5
@@ -100,7 +100,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Build Unit Tests
         uses: ./.github/actions/ngen-build
@@ -129,7 +129,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       #make sure cxx bmi is initialized/ready
       - uses: ./.github/actions/ngen-submod-build
@@ -176,7 +176,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Build Submodules
         id: submod_build
@@ -221,7 +221,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Build Submodules
         id: submod_build_1
@@ -275,7 +275,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out repository under $GITHUB_WORKSPACE, so job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Build Unit Tests
         uses: ./.github/actions/ngen-build
@@ -309,7 +309,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Build Submodules
         id: submod_build_1
@@ -383,7 +383,7 @@ jobs:
 #    # Steps represent a sequence of tasks that will be executed as part of the job
 #    steps:
 #      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-#      - uses: actions/checkout@v2
+#      - uses: actions/checkout@v3
 #
 #      - name: git submodule
 #        run: git submodule update --init --recursive -- test/googletest