diff --git a/applications/lofar2/doc/prestudy/sdp_ring_settings_per_station.txt b/applications/lofar2/doc/prestudy/sdp_ring_settings_per_station.txt
index 6e37350c2f286b5be3b23ad682696877fac02cb0..0fa9838b20e4752cd95ace5ae5d3772bf1d5f86d 100644
--- a/applications/lofar2/doc/prestudy/sdp_ring_settings_per_station.txt
+++ b/applications/lofar2/doc/prestudy/sdp_ring_settings_per_station.txt
@@ -68,7 +68,7 @@ b) HB: different per station
 
 - Core station
   * HB ear 0: SDPTR instance with
-    . O_rn = 0
+    . O_rn = 16
     . N_rn = 4
     . P_sq = 3
     . RN 0:3 = GN 16:19