diff --git a/.github/workflows/publish-to-pypi.yml b/.github/workflows/publish-to-pypi.yml
index 24bf0d5..8b8d86c 100644
--- a/.github/workflows/publish-to-pypi.yml
+++ b/.github/workflows/publish-to-pypi.yml
@@ -89,7 +89,7 @@ jobs:
         name: python-package-distributions
         path: dist/
     - name: Sign the dists with Sigstore
-      uses: sigstore/gh-action-sigstore-python@v3.0.0
+      uses: sigstore/gh-action-sigstore-python@v3.1.0
       with:
         inputs: >-
           ./dist/*.tar.gz