diff --git a/command.py b/command.py
index bc2f950..2ff0a34 100644
--- a/command.py
+++ b/command.py
@@ -119,6 +119,11 @@
         except KeyError:
           oldpath = path
           path = os.path.dirname(path)
+      if not project and path == manifest.topdir:
+        try:
+          project = self._by_path[path]
+        except KeyError:
+          pass
     else:
       try:
         project = self._by_path[path]