diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7f13567..2c7fb50 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
       - run: uv run ruff format src tests --check
       - run: uv run pytest --cov --cov-report=term-missing --cov-report=xml
       - run: uv run pyright --level=warning --warnings src tests
-      - uses: codecov/codecov-action@v5
+      - uses: codecov/codecov-action@v6
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: ./coverage.xml
diff --git a/README.md b/README.md
index 3bea83c..5134ca9 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Email Provider Dependencies and Email Security in Municipalities Across Germany, Austria, and Switzerland -- ESORICS 2026
+# Email Provider Dependencies and Email Security in Municipalities Across Germany, Austria, and Switzerland – ESORICS 2026
 
 [![CI](https://github.com/mxmap/esorics2026/actions/workflows/ci.yml/badge.svg)](https://github.com/mxmap/esorics2026/actions/workflows/ci.yml)
 [![codecov](https://codecov.io/gh/mxmap/esorics2026/branch/main/graph/badge.svg)](https://codecov.io/gh/mxmap/esorics2026)
@@ -7,7 +7,7 @@
 [![Checked with pyright](https://img.shields.io/badge/type%20checker-pyright-yellow.svg)](https://github.com/microsoft/pyright)
 [![License: MIT](https://img.shields.io/badge/license-MIT-green.svg)](LICENSE)
 
-Automated pipeline to collect email domains, classify email providers, and analyze email security for municipalities in Switzerland (~2,100), Germany (~9,000), and Austria (~2,350).
+Automated pipeline to collect email domains, classify email providers, and analyze email security for municipalities in Germany, Austria, and Switzerland.
 
 ## Pipeline
 
@@ -58,9 +58,10 @@ To view them:
 
 ```bash
 python3 -m http.server              # from the project root
-# then open http://localhost:8000/maps/
 ```
 
+Now open http://localhost:8000/maps/ in a browser.
+
 ## License
 
 First-party code in this repository is released under the **MIT License** — see [LICENSE](LICENSE).