diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9e311850..ddc9b246 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -30,7 +30,7 @@ jobs:
       # rustup prioritizes environment variables over rust-toolchain.toml files.
       RUSTUP_TOOLCHAIN: ${{ matrix.rust }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.rust }}
@@ -56,7 +56,7 @@ jobs:
     timeout-minutes: 15
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@nightly
         with:
           targets: x86_64-unknown-linux-musl, i686-unknown-linux-musl, thumbv7em-none-eabihf
@@ -94,7 +94,7 @@ jobs:
 
     steps:
       - name: "Checkout Repository"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Cache binaries
         id: cache-bin
@@ -148,7 +148,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 2
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@nightly
         with:
           components: rustfmt
@@ -159,7 +159,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@nightly
         with:
           components: clippy
@@ -169,7 +169,7 @@ jobs:
     name: Semver Checks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: Swatinem/rust-cache@v2
         with:
           shared-key: "semver-checks"
@@ -181,7 +181,7 @@ jobs:
   kani:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: Swatinem/rust-cache@v2
         with:
           shared-key: "kani"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 4bd5e1f8..eb676dd5 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: "Checkout Repository"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: "Run release script"
         run: "python scripts/ci-release.py"