diff --git a/.github/workflows/build_base_image.yml b/.github/workflows/build_base_image.yml
index 6bae1ea..7d9b59c 100644
--- a/.github/workflows/build_base_image.yml
+++ b/.github/workflows/build_base_image.yml
@@ -46,7 +46,7 @@ jobs:
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
         if: github.event_name != 'pull_request'
-        uses: sigstore/cosign-installer@v3.8.0
+        uses: sigstore/cosign-installer@v3.8.1
         with:
           cosign-release: 'v2.2.4'