diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e4db328..c04455b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
       matrix:
         rust: [stable, beta]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@master
@@ -60,7 +60,7 @@ jobs:
       matrix:
         python-version: ["3.10", "3.11", "3.12"]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -101,7 +101,7 @@ jobs:
     name: Security Scan
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       # rustsec/audit-check-action@v1 doesn't resolve (repo doesn't exist);
       # the real action, rustsec/audit-check@v2, installs and builds
@@ -154,7 +154,7 @@ jobs:
     needs: [rust-tests, python-tests]
     if: github.event_name == 'push' && github.ref == 'refs/heads/main'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -193,7 +193,7 @@ jobs:
           - 5432:5432
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -237,7 +237,7 @@ jobs:
     needs: [rust-tests, python-tests]
     if: github.event_name == 'push' && github.ref == 'refs/heads/main'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Set up Python
         uses: actions/setup-python@v5