diff --git a/noxfile.py b/noxfile.py
index 1d094b8..b4ec5ec 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -34,11 +34,11 @@ def install_packages(session, package_a, package_b, command_a, command_b):
     env = {**os.environ, "PIP_CONSTRAINT": f"{HERE}/constraints.txt"}
     session.install("--upgrade", "pip", env=env)
     session.chdir(package_a)
-    session.run("rm", "-rf", "dist", "build", "*.egg-info")
+    session.run("rm", "-rf", "dist", "build", "*.egg-info", external=True)
     session.run(*command_a, env=env)
     session.chdir(HERE)
     session.chdir(package_b)
-    session.run("rm", "-rf", "dist", "build", "*.egg-info")
+    session.run("rm", "-rf", "dist", "build", "*.egg-info", external=True)
     session.run(*command_b, env=env)
     session.chdir(HERE)
 
diff --git a/table.md b/table.md
index 0804c45..4bac6c5 100644
--- a/table.md
+++ b/table.md
@@ -37,17 +37,17 @@
 | pep420 | python3.12 | pip install -e . | pip install . | ✅ |
 | pep420 | python3.12 | pip install -e . | pip install -e . | ✅ |
 | cross_pkg_resources_pkgutil | python3.8 | pip install . | pip install . | ✅ |
-| cross_pkg_resources_pkgutil | python3.8 | pip install . | pip install -e . | ✅ |
+| cross_pkg_resources_pkgutil | python3.8 | pip install . | pip install -e . | ❌ |
 | cross_pkg_resources_pkgutil | python3.8 | pip install -e . | pip install . | ❌ |
-| cross_pkg_resources_pkgutil | python3.8 | pip install -e . | pip install -e . | ✅ |
+| cross_pkg_resources_pkgutil | python3.8 | pip install -e . | pip install -e . | ❌ |
 | cross_pkg_resources_pkgutil | python3.10 | pip install . | pip install . | ✅ |
-| cross_pkg_resources_pkgutil | python3.10 | pip install . | pip install -e . | ✅ |
+| cross_pkg_resources_pkgutil | python3.10 | pip install . | pip install -e . | ❌ |
 | cross_pkg_resources_pkgutil | python3.10 | pip install -e . | pip install . | ❌ |
-| cross_pkg_resources_pkgutil | python3.10 | pip install -e . | pip install -e . | ✅ |
+| cross_pkg_resources_pkgutil | python3.10 | pip install -e . | pip install -e . | ❌ |
 | cross_pkg_resources_pkgutil | python3.12 | pip install . | pip install . | ✅ |
-| cross_pkg_resources_pkgutil | python3.12 | pip install . | pip install -e . | ✅ |
+| cross_pkg_resources_pkgutil | python3.12 | pip install . | pip install -e . | ❌ |
 | cross_pkg_resources_pkgutil | python3.12 | pip install -e . | pip install . | ❌ |
-| cross_pkg_resources_pkgutil | python3.12 | pip install -e . | pip install -e . | ✅ |
+| cross_pkg_resources_pkgutil | python3.12 | pip install -e . | pip install -e . | ❌ |
 | cross_pep420_pkgutil | python3.8 | pip install . | pip install . | ✅ |
 | cross_pep420_pkgutil | python3.8 | pip install . | pip install -e . | ✅ |
 | cross_pep420_pkgutil | python3.8 | pip install -e . | pip install . | ✅ |
@@ -63,24 +63,24 @@
 | cross_pep420_pkg_resources | python3.8 | pip install . | pip install . | ✅ |
 | cross_pep420_pkg_resources | python3.8 | pip install . | pip install -e . | ❌ |
 | cross_pep420_pkg_resources | python3.8 | pip install -e . | pip install . | ✅ |
-| cross_pep420_pkg_resources | python3.8 | pip install -e . | pip install -e . | ✅ |
+| cross_pep420_pkg_resources | python3.8 | pip install -e . | pip install -e . | ❌ |
 | cross_pep420_pkg_resources | python3.10 | pip install . | pip install . | ✅ |
 | cross_pep420_pkg_resources | python3.10 | pip install . | pip install -e . | ❌ |
 | cross_pep420_pkg_resources | python3.10 | pip install -e . | pip install . | ✅ |
-| cross_pep420_pkg_resources | python3.10 | pip install -e . | pip install -e . | ✅ |
+| cross_pep420_pkg_resources | python3.10 | pip install -e . | pip install -e . | ❌ |
 | cross_pep420_pkg_resources | python3.12 | pip install . | pip install . | ✅ |
 | cross_pep420_pkg_resources | python3.12 | pip install . | pip install -e . | ❌ |
 | cross_pep420_pkg_resources | python3.12 | pip install -e . | pip install . | ✅ |
-| cross_pep420_pkg_resources | python3.12 | pip install -e . | pip install -e . | ✅ |
+| cross_pep420_pkg_resources | python3.12 | pip install -e . | pip install -e . | ❌ |
 | cross_pkg_resources_pep420 | python3.8 | pip install . | pip install . | ✅ |
 | cross_pkg_resources_pep420 | python3.8 | pip install . | pip install -e . | ✅ |
 | cross_pkg_resources_pep420 | python3.8 | pip install -e . | pip install . | ❌ |
-| cross_pkg_resources_pep420 | python3.8 | pip install -e . | pip install -e . | ✅ |
+| cross_pkg_resources_pep420 | python3.8 | pip install -e . | pip install -e . | ❌ |
 | cross_pkg_resources_pep420 | python3.10 | pip install . | pip install . | ✅ |
 | cross_pkg_resources_pep420 | python3.10 | pip install . | pip install -e . | ✅ |
 | cross_pkg_resources_pep420 | python3.10 | pip install -e . | pip install . | ❌ |
-| cross_pkg_resources_pep420 | python3.10 | pip install -e . | pip install -e . | ✅ |
+| cross_pkg_resources_pep420 | python3.10 | pip install -e . | pip install -e . | ❌ |
 | cross_pkg_resources_pep420 | python3.12 | pip install . | pip install . | ✅ |
 | cross_pkg_resources_pep420 | python3.12 | pip install . | pip install -e . | ✅ |
 | cross_pkg_resources_pep420 | python3.12 | pip install -e . | pip install . | ❌ |
-| cross_pkg_resources_pep420 | python3.12 | pip install -e . | pip install -e . | ✅ |
+| cross_pkg_resources_pep420 | python3.12 | pip install -e . | pip install -e . | ❌ |