diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 52d78dd..6a8c5a9 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -22,14 +22,14 @@ jobs:
       - uses: actions/checkout@v6
       - name: log in to ghcr with PAT (if provided)
         if: github.event_name == 'push' && env.ISSUE_TOKEN != ''
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ env.ISSUE_TOKEN }}
       - name: log in to ghcr with GITHUB_TOKEN (fallback)
         if: github.event_name == 'push' && env.ISSUE_TOKEN == ''
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}