diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index eb2603c..fb3ee7b 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -40,7 +40,7 @@ jobs:
             arch: x64
             coverage: true
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v2.2
         with:
           version: ${{ matrix.version }}
diff --git a/.github/workflows/downstream.yml b/.github/workflows/downstream.yml
index 018ec87..2939edb 100644
--- a/.github/workflows/downstream.yml
+++ b/.github/workflows/downstream.yml
@@ -38,14 +38,14 @@ jobs:
           - {repo: FastTransforms.jl, group: JuliaApproximation}
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.julia-version }}
           arch: x64
       - uses: julia-actions/julia-buildpkg@latest
       - name: Clone Downstream
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: ${{ matrix.package.group }}/${{ matrix.package.repo }}
           path: downstream