diff --git a/scripts/package_source.py b/scripts/package_source.py
index 359234c..b3c9a37 100644
--- a/scripts/package_source.py
+++ b/scripts/package_source.py
@@ -33,6 +33,7 @@ EXCLUDED_DIRS = {
     ".claude",
     ".gemini",
     ".cursor",
+    ".roo",
     ".ipynb_checkpoints",
     "build",
     "dist",
diff --git a/tests/unit/test_source_archive.py b/tests/unit/test_source_archive.py
index d8273f9..6240873 100644
--- a/tests/unit/test_source_archive.py
+++ b/tests/unit/test_source_archive.py
@@ -21,6 +21,7 @@ def test_archive_keeps_source_and_excludes_local_builds_and_secrets(tmp_path):
         "helper.apk",
         "debug.keystore",
         ".git/config",
+        ".roo/mcp.json",
     ]
     for name in keep + omit:
         target = tmp_path / name