diff --git a/nextbus/nextbus.vehicles.xml b/nextbus/nextbus.vehicles.xml
index 9e3d0758..df65bd90 100644
--- a/nextbus/nextbus.vehicles.xml
+++ b/nextbus/nextbus.vehicles.xml
@@ -10,7 +10,7 @@
 
             Include the last time you checked to see only those that have changed since then.
         </description>
-        <sampleQuery>select * from {table}</sampleQuery>
+        <sampleQuery>select * from {table} where route='N'</sampleQuery>
     </meta>
     <bindings>
         <select itemPath="body.vehicle" produces="XML">