diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2405744..21959ff 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - run: rustup update
 
       # Typechecking
@@ -57,7 +57,7 @@ jobs:
           - '3.13'
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - run: rustup update
       - uses: astral-sh/setup-uv@v7
         with:
@@ -72,7 +72,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v7
         with:
           working-directory: "py-oxbow"
diff --git a/.github/workflows/release-python.yml b/.github/workflows/release-python.yml
index 0aed3b0..ed0e24a 100644
--- a/.github/workflows/release-python.yml
+++ b/.github/workflows/release-python.yml
@@ -20,7 +20,7 @@ jobs:
           - runner: ubuntu-latest
             target: aarch64
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v6
         with:
           python-version: 3.x
@@ -49,7 +49,7 @@ jobs:
             target: aarch64
             architecture: arm64
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v6
         with:
           python-version: 3.x
@@ -76,7 +76,7 @@ jobs:
           - runner: macos-15
             target: aarch64
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v6
         with:
           python-version: 3.x
@@ -95,7 +95,7 @@ jobs:
   sdist:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Build sdist
         uses: PyO3/maturin-action@v1
         with:
diff --git a/.github/workflows/release-rust.yml b/.github/workflows/release-rust.yml
index 84b3a0e..aa4fcf9 100644
--- a/.github/workflows/release-rust.yml
+++ b/.github/workflows/release-rust.yml
@@ -13,7 +13,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Install Rust toolchain
         uses: actions-rust-lang/setup-rust-toolchain@v1
@@ -32,7 +32,7 @@ jobs:
       contents: read
       id-token: write
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: rust-lang/crates-io-auth-action@v1
         id: auth