diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index de7ca3de..78c3d7f6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ${{ matrix.container }}
 
     steps:
-      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
 
       - name: Configure
         shell: bash
diff --git a/.github/workflows/scons.yml b/.github/workflows/scons.yml
index 4575f975..14def8ea 100644
--- a/.github/workflows/scons.yml
+++ b/.github/workflows/scons.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
 
       - name: Install dependencies
         run: |
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index db26c4c5..4322ea48 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
         with:
           persist-credentials: false