diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index a969ae9..92ce93e 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -20,7 +20,7 @@ jobs:
       security-events: write
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
       - name: 🏗 Initialize CodeQL
         uses: github/codeql-action/init@cdcdbb579706841c47f7063dda365e292e5cad7a
       - run: |
diff --git a/.github/workflows/test-linux.yml b/.github/workflows/test-linux.yml
index 0b45217..ea8f497 100644
--- a/.github/workflows/test-linux.yml
+++ b/.github/workflows/test-linux.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
       - name: ☑️ ShellCheck
         uses: ludeeus/action-shellcheck@00cae500b08a931fb5698e11e79bfbd38e612a38
         with:
@@ -28,7 +28,7 @@ jobs:
     needs: [shellcheck]
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
       - name: ⚙️ Prepare
         run: |
           sudo apt-get update
diff --git a/.github/workflows/test-macos.yml b/.github/workflows/test-macos.yml
index 3c74511..6d8ed06 100644
--- a/.github/workflows/test-macos.yml
+++ b/.github/workflows/test-macos.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
       - name: ☑️ ShellCheck
         uses: ludeeus/action-shellcheck@00cae500b08a931fb5698e11e79bfbd38e612a38
         with:
@@ -28,7 +28,7 @@ jobs:
     needs: [shellcheck]
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
       - name: ⚙️ Prepare
         run: |
           brew install zsh