diff --git a/scripts/generate_pack.py b/scripts/generate_pack.py
index b7ff1691..0c59318a 100644
--- a/scripts/generate_pack.py
+++ b/scripts/generate_pack.py
@@ -2541,6 +2541,8 @@ def _run_platform_packs(
     all_ok = verify_and_finalize_packs(
         args.output_dir,
         db,
+        platforms_dir=args.platforms_dir,
+        emulators_dir=args.emulators_dir,
         skip_conformance=skip_conf,
         data_registry=data_registry,
         regions=getattr(args, "regions", None),
@@ -2553,6 +2555,8 @@ def _run_platform_packs(
                 ok = verify_and_finalize_packs(
                     sub,
                     db,
+                    platforms_dir=args.platforms_dir,
+                    emulators_dir=args.emulators_dir,
                     skip_conformance=True,
                     data_registry=data_registry,
                     regions=getattr(args, "regions", None),
@@ -3940,6 +3944,7 @@ def verify_and_finalize_packs(
     data_registry: dict | None = None,
     regions: list[str] | None = None,
     target_name: str | None = None,
+    emulators_dir: str = "emulators",
 ) -> bool:
     """Verify all packs, inject manifests, generate SHA256SUMS.
 
@@ -4003,6 +4008,7 @@ def verify_and_finalize_packs(
                 pname,
                 platforms_dir,
                 db=db,
+                emulators_dir=emulators_dir,
                 regions=regions,
                 data_registry=data_registry,
                 target_cores=_target_cores_for(pname, target_name, platforms_dir),
diff --git a/tests/test_pack_conformance_dirs.py b/tests/test_pack_conformance_dirs.py
new file mode 100644
index 00000000..cd81fbdb
--- /dev/null
+++ b/tests/test_pack_conformance_dirs.py
@@ -0,0 +1,89 @@
+"""The conformance stage reads the directories the run was given.
+
+``_run_platform_packs`` called ``verify_and_finalize_packs`` without them, so
+packs built from ``--platforms-dir`` and ``--emulators-dir`` were judged
+against ``platforms/`` and ``emulators/``, or not matched to any platform at
+all and never judged.
+"""
+
+from __future__ import annotations
+
+import argparse
+import sys
+import tempfile
+import unittest
+from pathlib import Path
+from unittest import mock
+
+REPO_ROOT = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(REPO_ROOT / "scripts"))
+
+import generate_pack as gp  # noqa: E402
+import packverify  # noqa: E402
+
+
+class ConformanceUsesTheRunDirectories(unittest.TestCase):
+    def setUp(self):
+        (REPO_ROOT / "tmp").mkdir(exist_ok=True)
+        self.tmp = tempfile.TemporaryDirectory(dir=REPO_ROOT / "tmp")
+        self.addCleanup(self.tmp.cleanup)
+
+    def _args(self, split: bool) -> argparse.Namespace:
+        return argparse.Namespace(
+            all_variants=False, source="full", required_only=False,
+            platforms_dir="fixture-platforms", target=None, split=split,
+            emulators_dir="fixture-emulators", regions=[],
+            one_per_slot=False, offline=True, bios_dir="bios",
+            output_dir=self.tmp.name, verify_packs=False,
+        )
+
+    def test_run_passes_both_directories(self):
+        for split in (False, True):
+            if split:
+                Path(self.tmp.name, "X_Split").mkdir(exist_ok=True)
+            with self.subTest(split=split), mock.patch.object(
+                gp, "verify_and_finalize_packs", return_value=True
+            ) as finalize:
+                gp._run_platform_packs(
+                    self._args(split), [], {}, {}, {}, {}, {}, None
+                )
+            self.assertTrue(finalize.call_args_list)
+            for call in finalize.call_args_list:
+                self.assertEqual(call.kwargs.get("platforms_dir"), "fixture-platforms")
+                self.assertEqual(call.kwargs.get("emulators_dir"), "fixture-emulators")
+
+    def test_finalizer_hands_the_emulators_directory_on(self):
+        out = Path(self.tmp.name)
+        (out / "Fix_BIOS_Pack.zip").write_bytes(b"")
+        seen = {}
+
+        def record(*args, **kwargs):
+            seen.update(kwargs)
+            return True, 0, 0, [], 0, 0, 0, 0, 0
+
+        with mock.patch.object(gp, "list_registered_platforms", return_value=["fix"]), \
+                mock.patch.object(
+                    gp, "_expected_pack_names",
+                    return_value={"fix": {"Fix_BIOS_Pack.zip"}},
+                ), \
+                mock.patch.object(gp, "_pack_archives", return_value=["Fix_BIOS_Pack.zip"]), \
+                mock.patch.object(
+                    gp, "verify_pack",
+                    return_value=(True, {"summary": {
+                        "verified": 0, "total_files": 0, "untracked": 0, "errors": 0,
+                    }, "errors": []}),
+                ), \
+                mock.patch.object(gp, "inject_manifest"), \
+                mock.patch.object(gp, "_target_cores_for", return_value=None), \
+                mock.patch.object(gp, "verify_pack_against_platform", record), \
+                mock.patch.object(packverify, "verify_pack_against_platform", record):
+            gp.verify_and_finalize_packs(
+                str(out), {"files": {}, "indexes": {}},
+                platforms_dir="fixture-platforms",
+                emulators_dir="fixture-emulators",
+            )
+        self.assertEqual(seen.get("emulators_dir"), "fixture-emulators")
+
+
+if __name__ == "__main__":
+    unittest.main()