diff --git a/.github/workflows/otari-docker.yml b/.github/workflows/otari-docker.yml
index 71fbe25..0a34f51 100644
--- a/.github/workflows/otari-docker.yml
+++ b/.github/workflows/otari-docker.yml
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
       - name: Truncate commit SHA
         run: echo "GITHUB_SHA_SHORT=$(echo ${{ github.sha }} | cut -c1-7)" >> $GITHUB_ENV
@@ -104,7 +104,7 @@ jobs:
       contents: read
     steps:
       - name: Checkout repository
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
       - name: Update Docker Hub description
         uses: peter-evans/dockerhub-description@1b9a80c056b620d92cedb9d9b5a223409c68ddfa # v5.0.0
diff --git a/.github/workflows/otari-lint.yml b/.github/workflows/otari-lint.yml
index d88fd38..601d710 100644
--- a/.github/workflows/otari-lint.yml
+++ b/.github/workflows/otari-lint.yml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+    - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
     - uses: astral-sh/setup-uv@fac544c07dec837d0ccb6301d7b5580bf5edae39 # v8.2.0
       with:
diff --git a/.github/workflows/otari-release.yml b/.github/workflows/otari-release.yml
index 5450e0c..f411f41 100644
--- a/.github/workflows/otari-release.yml
+++ b/.github/workflows/otari-release.yml
@@ -34,7 +34,7 @@ jobs:
     env:
       VERSION: ${{ github.event.inputs.version }}
     steps:
-      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           ref: main
           # git-cliff walks tag history to render the changelog, so it needs
diff --git a/.github/workflows/otari-sdk-codegen-check.yml b/.github/workflows/otari-sdk-codegen-check.yml
index 52a88b1..93fde61 100644
--- a/.github/workflows/otari-sdk-codegen-check.yml
+++ b/.github/workflows/otari-sdk-codegen-check.yml
@@ -35,7 +35,7 @@ jobs:
         language: [python, typescript, go, rust]
     steps:
       - name: Checkout Otari
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           # Read-only job: it generates clients and opens no PRs, so the checkout
           # credential is unused. Drop it rather than leave a token in .git/config
diff --git a/.github/workflows/otari-sdk-codegen.yml b/.github/workflows/otari-sdk-codegen.yml
index 8dfa7ef..4d147f4 100644
--- a/.github/workflows/otari-sdk-codegen.yml
+++ b/.github/workflows/otari-sdk-codegen.yml
@@ -55,7 +55,7 @@ jobs:
 
     steps:
       - name: Checkout Otari
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
       - uses: astral-sh/setup-uv@fac544c07dec837d0ccb6301d7b5580bf5edae39 # v8.2.0
         with:
@@ -99,7 +99,7 @@ jobs:
           uv run python scripts/sdk_codegen/generate.py "${args[@]}"
 
       - name: Checkout ${{ matrix.sdk_repo }}
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           repository: ${{ matrix.sdk_repo }}
           token: ${{ secrets.SDK_CODEGEN_TOKEN }}
diff --git a/.github/workflows/otari-tag-release.yml b/.github/workflows/otari-tag-release.yml
index 7327cc4..da7cbca 100644
--- a/.github/workflows/otari-tag-release.yml
+++ b/.github/workflows/otari-tag-release.yml
@@ -26,7 +26,7 @@ jobs:
       contains(github.event.pull_request.labels.*.name, 'release')
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           ref: main
           fetch-depth: 0
diff --git a/.github/workflows/otari-tests.yml b/.github/workflows/otari-tests.yml
index 03051da..a92e912 100644
--- a/.github/workflows/otari-tests.yml
+++ b/.github/workflows/otari-tests.yml
@@ -31,7 +31,7 @@ jobs:
     environment: integration-tests
 
     steps:
-    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+    - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
     - uses: astral-sh/setup-uv@fac544c07dec837d0ccb6301d7b5580bf5edae39 # v8.2.0
       with:
@@ -64,7 +64,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+    - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
     - uses: astral-sh/setup-uv@fac544c07dec837d0ccb6301d7b5580bf5edae39 # v8.2.0
       with:
diff --git a/.github/workflows/otari-typecheck.yml b/.github/workflows/otari-typecheck.yml
index 8222a73..7f78631 100644
--- a/.github/workflows/otari-typecheck.yml
+++ b/.github/workflows/otari-typecheck.yml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+    - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
     - uses: astral-sh/setup-uv@fac544c07dec837d0ccb6301d7b5580bf5edae39 # v8.2.0
       with:
diff --git a/.github/workflows/sdk-regen-staleness.yml b/.github/workflows/sdk-regen-staleness.yml
index ebb0d15..870d33c 100644
--- a/.github/workflows/sdk-regen-staleness.yml
+++ b/.github/workflows/sdk-regen-staleness.yml
@@ -33,7 +33,7 @@ jobs:
         # The script authenticates via the gh CLI using the env tokens below, so
         # the checkout's persisted git credential is unused; drop it to avoid
         # leaving GITHUB_TOKEN in .git/config while repository code runs.
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false