diff --git a/.github/workflows/component-boundaries.yml b/.github/workflows/component-boundaries.yml
deleted file mode 100644
index ed28cbf..0000000
--- a/.github/workflows/component-boundaries.yml
+++ /dev/null
@@ -1,20 +0,0 @@
-name: Component boundaries
-on:
-  push:
-    paths:
-      - "**/Cargo.toml"
-      - "scripts/tests/test_component_boundaries.py"
-      - ".github/workflows/component-boundaries.yml"
-  pull_request:
-    paths:
-      - "**/Cargo.toml"
-      - "scripts/tests/test_component_boundaries.py"
-      - ".github/workflows/component-boundaries.yml"
-permissions:
-  contents: read
-jobs:
-  dependencies:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v6
-      - run: python3 scripts/tests/test_component_boundaries.py
diff --git a/scripts/tests/test_component_boundaries.py b/scripts/tests/test_component_boundaries.py
deleted file mode 100644
index f91f25a..0000000
--- a/scripts/tests/test_component_boundaries.py
+++ /dev/null
@@ -1,80 +0,0 @@
-"""Keep production dependencies within the boundaries in ADR 0004."""
-import pathlib
-import tomllib
-import unittest
-
-ROOT = pathlib.Path(__file__).resolve().parents[2]
-
-
-def production_dependencies(manifest, workspace_dependencies):
-    dependencies = set()
-    for section in [manifest, *manifest.get("target", {}).values()]:
-        for kind in ("dependencies", "build-dependencies"):
-            for alias, specification in section.get(kind, {}).items():
-                if isinstance(specification, dict) and specification.get("workspace"):
-                    specification = workspace_dependencies[alias]
-                name = specification.get("package", alias) if isinstance(specification, dict) else alias
-                dependencies.add(name)
-    return dependencies
-
-
-def dependency_graph():
-    workspace = tomllib.loads((ROOT / "Cargo.toml").read_text())["workspace"]
-    graph = {}
-    for member in workspace["members"]:
-        manifest = tomllib.loads((ROOT / member / "Cargo.toml").read_text())
-        graph[manifest["package"]["name"]] = production_dependencies(manifest, workspace.get("dependencies", {}))
-    return graph
-
-
-def reachable(graph, package):
-    seen = set()
-    pending = list(graph.get(package, ()))
-    while pending:
-        dependency = pending.pop()
-        if dependency not in seen:
-            seen.add(dependency)
-            pending.extend(graph.get(dependency, ()))
-    return seen
-
-
-class ComponentBoundaries(unittest.TestCase):
-    def test_shell_does_not_depend_on_core(self):
-        self.assertNotIn("ferese-core", reachable(dependency_graph(), "ferese-shell"))
-
-    def test_theme_model_has_no_configuration_or_runtime_dependencies(self):
-        dependencies = reachable(dependency_graph(), "ferese-theme-model")
-        self.assertTrue(dependencies.isdisjoint({
-            "ferese-config", "ferese-ipc", "ferese-theme", "ferese-core",
-            "libcosmic", "wayland-client", "tokio", "kdl", "jiff",
-        }), dependencies)
-
-    def test_ipc_does_not_depend_on_configuration(self):
-        self.assertNotIn("ferese-config", reachable(dependency_graph(), "ferese-ipc"))
-
-    def test_rendering_does_not_load_configuration_or_own_clients(self):
-        dependencies = reachable(dependency_graph(), "ferese-theme")
-        self.assertTrue(dependencies.isdisjoint({
-            "ferese-config", "ferese-ipc", "ferese-theme-client", "ferese-protocols",
-        }), dependencies)
-
-    def test_client_integration_does_not_depend_on_rendering_or_core(self):
-        dependencies = reachable(dependency_graph(), "ferese-theme-client")
-        self.assertTrue(dependencies.isdisjoint({"ferese-theme", "ferese-core"}), dependencies)
-
-    def test_aliases_build_dependencies_and_target_dependencies_are_checked(self):
-        manifest = {
-            "dependencies": {"alias": {"workspace": True}},
-            "build-dependencies": {"builder": {"package": "ferese-config"}},
-            "target": {"cfg(unix)": {"dependencies": {"client": {"package": "ferese-theme-client"}}}},
-            "dev-dependencies": {"ferese-theme": {}},
-        }
-        self.assertEqual(production_dependencies(manifest, {"alias": {"package": "ferese-core"}}),
-                         {"ferese-core", "ferese-config", "ferese-theme-client"})
-
-    def test_transitive_dependencies_are_checked(self):
-        self.assertIn("core", reachable({"shell": {"helper"}, "helper": {"core"}}, "shell"))
-
-
-if __name__ == "__main__":
-    unittest.main()