diff --git a/scripts/generate_site.py b/scripts/generate_site.py
index ce53ed8c..22daac86 100644
--- a/scripts/generate_site.py
+++ b/scripts/generate_site.py
@@ -768,7 +768,9 @@ def _sha256_path(path: Path) -> str:
     return digest.hexdigest()
 
 
-def _verify_outcomes(coverage: dict, sha1_by_path: dict[str, str]):
+def _verify_outcomes(
+    coverage: dict, sha1_by_path: dict[str, str]
+) -> Callable[[str, str], dict]:
     """For each declared entry, in declaration order: what verify found.
 
     Returns a function of (system, name) giving the next outcome for that
diff --git a/tests/test_site_r2_css.py b/tests/test_site_r2_css.py
index 153ce29b..6389c40d 100644
--- a/tests/test_site_r2_css.py
+++ b/tests/test_site_r2_css.py
@@ -211,8 +211,6 @@ class ThemeStylesheet(unittest.TestCase):
                     self.assertGreaterEqual(_ratio(fg, back), need, f"{fg} on {back}")
 
 
-if __name__ == "__main__":
-    unittest.main()
 
 
 class DeviceTilesAndHeaderLogo(unittest.TestCase):
@@ -228,3 +226,6 @@ class DeviceTilesAndHeaderLogo(unittest.TestCase):
     def test_the_header_logo_follows_the_top_bar(self):
         css = CSS_PATH.read_text(encoding="utf-8")
         self.assertIn("header .site-title img { height: calc(4rem - 2 * var(--sl-nav-pad-y))", css)
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/tests/test_site_r2_nav.py b/tests/test_site_r2_nav.py
index a9511d6e..0b43406b 100644
--- a/tests/test_site_r2_nav.py
+++ b/tests/test_site_r2_nav.py
@@ -61,10 +61,12 @@ def _present(nav: list) -> set[str]:
     return {t for t in _targets(nav) if not t.startswith("http")}
 
 
+# The setups index writes one `## <label>` per device group, so its anchors
+# follow the labels in platforms/_guides.yml instead of a copy of them.
+from siteguides import DEVICE_GROUPS  # noqa: E402
+
 ANCHORS = {
-    "platforms/index.md": {"computers-and-steam-deck", "handhelds-and-tv-boxes",
-                           "game-systems-for-pcs-and-small-boards", "mister-fpga",
-                           "self-hosted-game-library"},
+    "platforms/index.md": {sitestarlight.toc_slug(label) for label, _ in DEVICE_GROUPS.values()},
     "systems/index.md": {"consoles-and-computers"},
 }