diff --git a/.github/workflows/build-docker-images.yml b/.github/workflows/build-docker-images.yml
index 757c0ae2..415f5f13 100644
--- a/.github/workflows/build-docker-images.yml
+++ b/.github/workflows/build-docker-images.yml
@@ -62,7 +62,7 @@ jobs:
 
     name: "${{ matrix.IMAGE.TAG_NAME }}"
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
       # Pull the previous image, but if it fails return true anyway.
       # Sometimes we add new docker images and if they've never been pushed
       # they can't be pulled.
diff --git a/.github/workflows/build-macos-openssl.yml b/.github/workflows/build-macos-openssl.yml
index 61ec07b4..bf71fa9e 100644
--- a/.github/workflows/build-macos-openssl.yml
+++ b/.github/workflows/build-macos-openssl.yml
@@ -32,7 +32,7 @@ jobs:
             OPENSSLDIR: "/opt/homebrew/etc/openssl@3"
     name: "Build OpenSSL for macOS (${{ matrix.ARCH.NAME }})"
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
       - name: Download OpenSSL
         run: |
           source ./cryptography-linux/openssl-version.sh
diff --git a/.github/workflows/build-windows-openssl.yml b/.github/workflows/build-windows-openssl.yml
index 25b33c92..84687415 100644
--- a/.github/workflows/build-windows-openssl.yml
+++ b/.github/workflows/build-windows-openssl.yml
@@ -26,7 +26,7 @@ jobs:
         ARCH: ["win32", "win64"]
     name: "Build OpenSSL for ${{ matrix.ARCH }} on MSVC 2022"
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
       - run: choco install -y nasm winrar
       - name: Export OpenSSL version
         run: |
diff --git a/.github/workflows/terraform.yml b/.github/workflows/terraform.yml
index a5f23442..5ef38212 100644
--- a/.github/workflows/terraform.yml
+++ b/.github/workflows/terraform.yml
@@ -17,7 +17,7 @@ jobs:
   terraform:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
       - run: terraform -chdir=terraform/ fmt -check
       - run: terraform -chdir=terraform/ init -backend=false
       # Need to have a values.yaml for validate to pass.