diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index af0c8d8..898813d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
     name: fmt · clippy · unit + proptest + doc
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
@@ -55,7 +55,7 @@ jobs:
     name: SQLLogic e2e (haybarn)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
@@ -89,7 +89,7 @@ jobs:
     name: metadata quality (vgi-lint)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
@@ -113,7 +113,7 @@ jobs:
     name: supply-chain audit (cargo-audit)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: cargo audit
         uses: rustsec/audit-check@v2
@@ -129,7 +129,7 @@ jobs:
     name: MSRV check (rust 1.90)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install Rust toolchain (pinned MSRV)
         uses: dtolnay/rust-toolchain@1.90