diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 28a0ccb..e2599c1 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -22,7 +22,7 @@ jobs:
       name: pypi
       url: https://pypi.org/project/xarray_plotly
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           ref: ${{ github.ref_name }}
           fetch-depth: 0
@@ -46,7 +46,7 @@ jobs:
     if: github.event_name == 'push' && needs.publish.result == 'success'
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           ref: ${{ github.ref_name }}