diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8444895..8570140 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
       id-token: "write"
       contents: "read"
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false
       - uses: DeterminateSystems/determinate-nix-action@main
@@ -70,7 +70,7 @@ jobs:
     env:
       ACTIONS_STEP_DEBUG: true
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false
       - name: Cache the store
@@ -88,7 +88,7 @@ jobs:
     env:
       ACTIONS_STEP_DEBUG: true
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false
       - name: Install Nix
@@ -145,7 +145,7 @@ jobs:
               runner: "ubuntu-latest"
 
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false
       - name: Install Nix on ${{ matrix.systems.nix-system }} system
diff --git a/.github/workflows/flakehub-cache.yml b/.github/workflows/flakehub-cache.yml
index 6e32ebc..f747189 100644
--- a/.github/workflows/flakehub-cache.yml
+++ b/.github/workflows/flakehub-cache.yml
@@ -20,7 +20,7 @@ jobs:
           - nix-system: x86_64-linux
             runner: UbuntuLatest32Cores128G
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false
       - uses: DeterminateSystems/determinate-nix-action@main
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index e6a3c98..13fef22 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -15,7 +15,7 @@ jobs:
       actions: read
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false