diff --git a/.github/workflows/pypi-deploy.yml b/.github/workflows/pypi-deploy.yml
index df4fe66..fbb8241 100644
--- a/.github/workflows/pypi-deploy.yml
+++ b/.github/workflows/pypi-deploy.yml
@@ -92,7 +92,7 @@ jobs:
           path: dist/
 
       - name: Sign Distribution
-        uses: sigstore/gh-action-sigstore-python@v3.3.0
+        uses: sigstore/gh-action-sigstore-python@v3.4.0
         with:
           inputs: |
             ./dist/*.tar.gz