diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index ec52090..df0ac4f 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -29,7 +29,7 @@ jobs:
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
diff --git a/.github/workflows/Downstream.yml b/.github/workflows/Downstream.yml
index 880220c..6ea85f2 100644
--- a/.github/workflows/Downstream.yml
+++ b/.github/workflows/Downstream.yml
@@ -18,7 +18,7 @@ jobs:
           - "HDF5"
           - "Parquet2"
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: 1