diff --git a/game/ato/flightplans/refuelingflightplan.py b/game/ato/flightplans/refuelingflightplan.py
index 2fb00d5b..84d8f4d9 100644
--- a/game/ato/flightplans/refuelingflightplan.py
+++ b/game/ato/flightplans/refuelingflightplan.py
@@ -1,10 +1,15 @@
 from abc import ABC
+from datetime import timedelta
 
-from game.utils import Distance, Speed, knots, meters
+from game.utils import Speed, knots, Distance, meters
 from .patrolling import PatrollingFlightPlan, PatrollingLayout
 
 
 class RefuelingFlightPlan(PatrollingFlightPlan[PatrollingLayout], ABC):
+    @property
+    def patrol_duration(self) -> timedelta:
+        return self.flight.coalition.game.settings.desired_tanker_on_station_time
+
     @property
     def patrol_speed(self) -> Speed:
         # TODO: Could use self.flight.unit_type.preferred_patrol_speed(altitude).
diff --git a/game/ato/flightplans/shiprecoverytanker.py b/game/ato/flightplans/shiprecoverytanker.py
index 85cb2f4d..37a12ac3 100644
--- a/game/ato/flightplans/shiprecoverytanker.py
+++ b/game/ato/flightplans/shiprecoverytanker.py
@@ -1,6 +1,5 @@
 from __future__ import annotations
 
-from datetime import timedelta
 from typing import Type
 
 from game.ato.flightplans.ibuilder import IBuilder
@@ -16,10 +15,6 @@ class RecoveryTankerFlightPlan(RefuelingFlightPlan):
     def builder_type() -> Type[Builder]:
         return Builder
 
-    @property
-    def patrol_duration(self) -> timedelta:
-        return self.flight.coalition.game.settings.desired_tanker_on_station_time
-
     @property
     def tot_waypoint(self) -> FlightWaypoint:
         return self.layout.departure
diff --git a/game/ato/flightplans/theaterrefueling.py b/game/ato/flightplans/theaterrefueling.py
index 67efb073..4d30a8a4 100644
--- a/game/ato/flightplans/theaterrefueling.py
+++ b/game/ato/flightplans/theaterrefueling.py
@@ -1,6 +1,5 @@
 from __future__ import annotations
 
-from datetime import timedelta
 from typing import Type
 
 from game.utils import Heading, meters, nautical_miles
@@ -15,10 +14,6 @@ class TheaterRefuelingFlightPlan(RefuelingFlightPlan):
     def builder_type() -> Type[Builder]:
         return Builder
 
-    @property
-    def patrol_duration(self) -> timedelta:
-        return self.flight.coalition.game.settings.desired_tanker_on_station_time
-
 
 class Builder(IBuilder[TheaterRefuelingFlightPlan, PatrollingLayout]):
     def layout(self) -> PatrollingLayout: