diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 93bc586..0737b8f 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -107,11 +107,17 @@ jobs:
             installer/setup.iss
           ls -la dist
 
+      # Tags only: branch and pull request runs are there to prove the build
+      # still works, and keeping an installer from each of them is just clutter.
       # v3 rather than v4: not every Gitea version accepts v4 artifacts.
       - uses: actions/upload-artifact@v3
+        if: startsWith(github.ref, 'refs/tags/v')
         with:
           name: syshelper-${{ steps.meta.outputs.version }}-windows-x64
           path: dist/*.exe
+          # Fail loudly rather than store an empty artifact if the installer
+          # was somehow not produced.
+          if-no-files-found: error
 
       # Releases go through the Gitea API directly: it is GitHub-compatible in
       # shape, but a self-hosted instance may not have ready-made actions.