diff --git a/progit/model.py b/progit/model.py
index d595034..c504f18 100644
--- a/progit/model.py
+++ b/progit/model.py
@@ -87,7 +87,7 @@ class Project(BASE):
     date_created = sa.Column(sa.DateTime, nullable=False,
                              default=datetime.datetime.utcnow)
 
-    parent = relation('Project')
+    parent = relation('Project', remote_side=[id])
 
     @property
     def path(self):