diff --git a/.github/workflows/publish-to-pypi.yml b/.github/workflows/publish-to-pypi.yml
index 49058733..793b74ed 100644
--- a/.github/workflows/publish-to-pypi.yml
+++ b/.github/workflows/publish-to-pypi.yml
@@ -28,15 +28,14 @@ jobs:
     - name: Install build tool
       run: pip install build
 
-    - name: Build a test source tarball
+    - name: Amend version for test release
       if: github.event.inputs.releasetype == 'test'
       run: |
         export PYTERRIER_VERSION_SUFFIX=".`date +%s`"
-        sed -Ei "1 s/'\$/.$PYTERRIER_VERSION_SUFFIX'/g" pyterrier/__init__.py
+        sed -Ei "1 s/'\$/$PYTERRIER_VERSION_SUFFIX'/g" pyterrier/__init__.py
         head -n 1 pyterrier/__init__.py
 
-    - name: Build a source tarball
-      if: github.event.inputs.releasetype == 'release'
+    - name: Build source tarball
       run: python -m build
   
     - name: Publish distribution 📦 to Test PyPI