diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index bbf6107..a474a0a 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -26,6 +26,7 @@ jobs:
 
   publish-to-pypi:
     name: Publish Python distribution to PyPI
+    if: startsWith(github.ref, 'refs/tags/')  # only publish to PyPI on tag pushes
     needs: build
     runs-on: ubuntu-latest
     environment:
diff --git a/pyproject.toml b/pyproject.toml
index 9d583b4..8947552 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "tqecd"
-version = "0.1.0"
+version = "0.1.1"
 authors = [
     { name = "TQEC community", email = "tqec-design-automation@googlegroups.com" },
 ]