diff --git a/.github/workflows/docs-deploy.yml b/.github/workflows/docs-deploy.yml
index 3b43436ba460..79c90f8e3e24 100644
--- a/.github/workflows/docs-deploy.yml
+++ b/.github/workflows/docs-deploy.yml
@@ -19,7 +19,7 @@ jobs:
       NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/docs-preview.yml b/.github/workflows/docs-preview.yml
index 26cae84451cc..c17a48cbf70e 100644
--- a/.github/workflows/docs-preview.yml
+++ b/.github/workflows/docs-preview.yml
@@ -23,7 +23,7 @@ jobs:
       NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/metrics-deploy.yml b/.github/workflows/metrics-deploy.yml
index 27861a68bcf0..d384840fd5e4 100644
--- a/.github/workflows/metrics-deploy.yml
+++ b/.github/workflows/metrics-deploy.yml
@@ -102,7 +102,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ inputs.ref }}
 
diff --git a/.github/workflows/mirror-noir-subrepo.yml b/.github/workflows/mirror-noir-subrepo.yml
index 9ca0d61d2ca7..ad29c61c6625 100644
--- a/.github/workflows/mirror-noir-subrepo.yml
+++ b/.github/workflows/mirror-noir-subrepo.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           token: ${{ secrets.AZTEC_BOT_GITHUB_TOKEN }}
diff --git a/.github/workflows/mirror-repos.yml b/.github/workflows/mirror-repos.yml
index e351fc7d6927..c4d998ac85b6 100644
--- a/.github/workflows/mirror-repos.yml
+++ b/.github/workflows/mirror-repos.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           token: ${{ secrets.AZTEC_BOT_GITHUB_TOKEN }}
@@ -39,7 +39,7 @@ jobs:
     needs: mirror-to-barretenberg-repo
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           token: ${{ secrets.AZTEC_BOT_GITHUB_TOKEN }}
diff --git a/.github/workflows/network-deploy.yml b/.github/workflows/network-deploy.yml
index 5cdb2a9b045d..3b1105eaf9b9 100644
--- a/.github/workflows/network-deploy.yml
+++ b/.github/workflows/network-deploy.yml
@@ -135,7 +135,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ inputs.ref || github.ref }}
 
diff --git a/.github/workflows/network-test.yml b/.github/workflows/network-test.yml
index 8a6d592917f3..f439ab90cd42 100644
--- a/.github/workflows/network-test.yml
+++ b/.github/workflows/network-test.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Authenticate to Google Cloud
         uses: google-github-actions/auth@v2
diff --git a/.github/workflows/publish-bb-mac.yml b/.github/workflows/publish-bb-mac.yml
index ae36f220d979..be63d861c45f 100644
--- a/.github/workflows/publish-bb-mac.yml
+++ b/.github/workflows/publish-bb-mac.yml
@@ -32,7 +32,7 @@ jobs:
     runs-on: macos-13
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ inputs.tag || github.sha }}
 
@@ -71,7 +71,7 @@ jobs:
     runs-on: macos-14
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ inputs.tag || github.sha }}
 
@@ -124,7 +124,7 @@ jobs:
           fi
 
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         if: ${{ failure() }}
         with:
           ref: ${{ inputs.tag || github.sha }}
diff --git a/.github/workflows/pull-noir.yml b/.github/workflows/pull-noir.yml
index 26f83b79b9be..f76db86d5cb4 100644
--- a/.github/workflows/pull-noir.yml
+++ b/.github/workflows/pull-noir.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           token: ${{ secrets.AZTEC_BOT_GITHUB_TOKEN }}
diff --git a/.github/workflows/redo-typo-pr.yml b/.github/workflows/redo-typo-pr.yml
index d298762f9350..372e36b094b0 100644
--- a/.github/workflows/redo-typo-pr.yml
+++ b/.github/workflows/redo-typo-pr.yml
@@ -22,7 +22,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         token: ${{ secrets.AZTEC_BOT_GITHUB_TOKEN }}
 
diff --git a/scripts/git-subrepo/.github/workflows/test.yml b/scripts/git-subrepo/.github/workflows/test.yml
index bcfe62767014..c44349815efa 100644
--- a/scripts/git-subrepo/.github/workflows/test.yml
+++ b/scripts/git-subrepo/.github/workflows/test.yml
@@ -14,7 +14,7 @@ jobs:
         os: [ubuntu-latest, macos-latest]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - if: startsWith(matrix.os, 'macos')
       run: brew install bash
     - run: