diff --git a/aman/sys/aco/Colony.py b/aman/sys/aco/Colony.py
index f834bd0..346e594 100644
--- a/aman/sys/aco/Colony.py
+++ b/aman/sys/aco/Colony.py
@@ -141,4 +141,4 @@ class Colony:
         else:
             self.ResultDelay = self.FcfsDelay
             for node in self.Nodes:
-                self.sequenceAndPredictInbound(node)
+                self.sequenceAndPredictInbound(rwyManager, node)