diff --git a/.github/workflows/CI-nightly.yml b/.github/workflows/CI-nightly.yml
index 2ebe2f0..0e79b95 100644
--- a/.github/workflows/CI-nightly.yml
+++ b/.github/workflows/CI-nightly.yml
@@ -29,7 +29,7 @@ jobs:
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
diff --git a/.github/workflows/Invalidations.yml b/.github/workflows/Invalidations.yml
index f0685e6..0ab20a8 100644
--- a/.github/workflows/Invalidations.yml
+++ b/.github/workflows/Invalidations.yml
@@ -8,12 +8,12 @@ jobs:
     - uses: julia-actions/setup-julia@v2
       with:
         version: 'lts'
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: julia-actions/julia-buildpkg@latest
     - uses: julia-actions/julia-invalidations@v1
       id: invs_pr
 
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         ref: 'main'
     - uses: julia-actions/julia-buildpkg@latest
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5469526..7f502d9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,7 @@ jobs:
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}