diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 70d0e7f..2985146 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
     name: Quality gate
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v6
@@ -26,7 +26,7 @@ jobs:
     name: MSRV
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       # Read the floor straight from Cargo.toml so this job can never disagree
       # with the declared value.
@@ -48,7 +48,7 @@ jobs:
     name: Nix flake
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v6