diff --git a/server.py b/server.py
index 8559ffd..3e0e9a3 100755
--- a/server.py
+++ b/server.py
@@ -100,6 +100,7 @@ def main(prefix='json/'):
     main = IOLoop.instance()
 
     update_cb = PeriodicCallback(engine.update_async, 15*60*1000)
+    update_cb.start()
     #main.spawn_callback(update, engine)
 
     #fixme run periodically