diff --git a/base/images/tests/utils/pytest_plugin.py b/base/images/tests/utils/pytest_plugin.py
index ee95e4403fc..e096a32c815 100644
--- a/base/images/tests/utils/pytest_plugin.py
+++ b/base/images/tests/utils/pytest_plugin.py
@@ -225,6 +225,7 @@ def pytest_collection_modifyitems(
     Tests directly under ``cases/static/`` or ``cases/runtime/`` (no
     image subdir) get no ``image`` marker and run for every image.
     """
+    del config
     from pathlib import Path
 
     for item in items:
diff --git a/ruff.toml b/ruff.toml
index da01a75bbb9..83cb538f462 100644
--- a/ruff.toml
+++ b/ruff.toml
@@ -19,9 +19,6 @@ select = ["ALL"] # Everything
 ignore = [
     # Existing repository debt. Remove codes from this baseline as focused
     # cleanup changes make each rule green.
-    "ARG001",
-    "ARG002",
-    "B007",
     "B904",
     "BLE001",
     "C901",
diff --git a/scripts/ci/control-tower/tests/test_package_build.py b/scripts/ci/control-tower/tests/test_package_build.py
index aa3e0191497..27fe615cbfe 100644
--- a/scripts/ci/control-tower/tests/test_package_build.py
+++ b/scripts/ci/control-tower/tests/test_package_build.py
@@ -49,9 +49,9 @@ def _submit(*, wait_for_completion: bool = False) -> None:
 class TestPackageBuildLifecycle:
     """Verify shared submission and polling behavior."""
 
+    @pytest.mark.usefixtures("lifecycle_mocks")
     def test_uses_pipeline_service_connection(
         self,
-        lifecycle_mocks: tuple[Mock, Mock, Mock, Mock],
         monkeypatch: pytest.MonkeyPatch,
     ) -> None:
         """Use the identity authenticated by the enclosing AzureCLI task."""
diff --git a/scripts/repo/synthesize-repodata.py b/scripts/repo/synthesize-repodata.py
index 827980f5b11..351965b8152 100755
--- a/scripts/repo/synthesize-repodata.py
+++ b/scripts/repo/synthesize-repodata.py
@@ -716,7 +716,7 @@ def decide_routing(
     """
     decisions: dict[UniverseKey, RoutingDecision] = {}
     tied_components_warned: set[str] = set()
-    for key, entry in universe.items():
+    for key in universe:
         kind = key[0]
         name = key[2]
         # Foreign packages (azldev fell back to project defaults for an
@@ -1066,6 +1066,8 @@ def __call__(
         values: str | Sequence[object] | None,
         option_string: str | None = None,
     ) -> None:
+        del parser
+
         items = getattr(namespace, self.dest, None)
         if items is None:
             items = []