diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index d7d5c68..6b3c0ba 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -101,7 +101,7 @@ jobs:
         pip install "flit==3.3.0"
     - name: Build and publish
       run: |
-        flit publish
+        flit publish --no-setup-py
       env:
         FLIT_USERNAME: __token__
         FLIT_PASSWORD: ${{ secrets.PYPI_TOKEN }}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d3ee817..5bbc64f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@
 
 - Fixed
   - Raise an error if a carriage return (without a following line feed) is found in a multi-line basic string
+- Packaging
+  - Remove legacy `setup.py` from PyPI source distribution.
+    If you're a packager and absolutely need this file, please create an issue.
 
 ## 1.2.0