diff --git a/.github/workflows/sync_zig_versions.yml b/.github/workflows/sync_zig_versions.yml
index f70d154..039205c 100644
--- a/.github/workflows/sync_zig_versions.yml
+++ b/.github/workflows/sync_zig_versions.yml
@@ -8,7 +8,7 @@ jobs:
     name: Sync Zig versions across codebase
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: DeterminateSystems/nix-installer-action@v13
       - uses: DeterminateSystems/magic-nix-cache-action@v7
       - name: Compare Zig versions
diff --git a/.github/workflows/zig_tests.yml b/.github/workflows/zig_tests.yml
index f4c7e35..e18ba4a 100644
--- a/.github/workflows/zig_tests.yml
+++ b/.github/workflows/zig_tests.yml
@@ -15,7 +15,7 @@ jobs:
     name: Test all on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: purefns/setup-zig@main
         with:
           version: 0.13.0