diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 75f5a32..0f5be13 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
     name: Test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - if: github.event_name != 'release' && github.event_name != 'workflow_dispatch'
         uses: Swatinem/rust-cache@v2
       - uses: taiki-e/install-action@v2
@@ -31,7 +31,7 @@ jobs:
     name: Test MSRV
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - if: github.event_name != 'release' && github.event_name != 'workflow_dispatch'
         uses: Swatinem/rust-cache@v2
       - uses: taiki-e/install-action@v2
@@ -50,7 +50,7 @@ jobs:
     if: github.event_name != 'release'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: Swatinem/rust-cache@v2
       - uses: taiki-e/install-action@v2
         with: { tool: 'just,cargo-llvm-cov' }
@@ -92,7 +92,7 @@ jobs:
       group: release-plz-${{ github.ref }}
       cancel-in-progress: false
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with: { fetch-depth: 0 }
       - uses: dtolnay/rust-toolchain@stable
       - name: Publish to crates.io if crate's version is newer