diff --git a/tests/test_sync_deployment_tools.py b/tests/test_sync_deployment_tools.py
index d5925e5..c770ddb 100644
--- a/tests/test_sync_deployment_tools.py
+++ b/tests/test_sync_deployment_tools.py
@@ -62,6 +62,7 @@ class DeploymentToolsTest(unittest.TestCase):
             self.assertEqual(result.returncode, 0, result.stderr)
             inventory = json.loads((output / "candidate-inventory.json").read_text())
             self.assertEqual(inventory["product_version"], "0.1.2")
+            self.assertIn("session-preparations-v1", inventory["protocols"])
             self.assertTrue((output / "bin/trainlog").is_file())
             self.assertTrue((output / "bin/trainlog-sync-once").is_file())
             self.assertTrue((output / "bin/trainlog-syncd").is_file())
diff --git a/tools/package_sync_candidate.py b/tools/package_sync_candidate.py
index eb1ba47..d1ccf22 100644
--- a/tools/package_sync_candidate.py
+++ b/tools/package_sync_candidate.py
@@ -106,6 +106,7 @@ def main() -> int:
             "generation-manifest-v1",
             "generation-ack-v1",
             "generation-archive-v1",
+            "session-preparations-v1",
         ],
         "entry_points": [
             "bin/trainlog",