diff --git a/freerouting/corney_island.rules b/freerouting/corney_island.rules
index e480f9c..5c2fa0f 100644
--- a/freerouting/corney_island.rules
+++ b/freerouting/corney_island.rules
@@ -13,7 +13,7 @@
     (start_ripup_costs 100)
     (start_pass_no 18)
     (layer_rule F.Cu
-      (active off)
+      (active on)
       (preferred_direction horizontal)
       (preferred_direction_trace_costs 1.0)
       (against_preferred_direction_trace_costs 2.5)
@@ -88,4 +88,4 @@
       (use_layer F.Cu B.Cu)
     )
   )
-)
\ No newline at end of file
+)