diff --git a/OpenRA.Mods.Common/Activities/Air/FlyForward.cs b/OpenRA.Mods.Common/Activities/Air/FlyForward.cs
index 94c011c95d..0e186cc09b 100644
--- a/OpenRA.Mods.Common/Activities/Air/FlyForward.cs
+++ b/OpenRA.Mods.Common/Activities/Air/FlyForward.cs
@@ -28,7 +28,7 @@ namespace OpenRA.Mods.Common.Activities
 			cruiseAltitude = aircraft.Info.CruiseAltitude;
 		}
 
-		public FlyForward(int ticks, Actor self)
+		public FlyForward(Actor self, int ticks = -1)
 			: this(self)
 		{
 			flyTicks = ticks;
diff --git a/OpenRA.Mods.Common/Activities/Air/FlyOffMap.cs b/OpenRA.Mods.Common/Activities/Air/FlyOffMap.cs
index 3984762db7..42f0d9ebc1 100644
--- a/OpenRA.Mods.Common/Activities/Air/FlyOffMap.cs
+++ b/OpenRA.Mods.Common/Activities/Air/FlyOffMap.cs
@@ -41,7 +41,7 @@ namespace OpenRA.Mods.Common.Activities
 			if (hasTarget)
 			{
 				QueueChild(new Fly(self, target));
-				QueueChild(new FlyForward(-1, self));
+				QueueChild(new FlyForward(self));
 				return;
 			}
 
@@ -49,7 +49,7 @@ namespace OpenRA.Mods.Common.Activities
 			if (aircraft.Info.VTOL && self.World.Map.DistanceAboveTerrain(aircraft.CenterPosition) != aircraft.Info.CruiseAltitude)
 				QueueChild(new TakeOff(self));
 
-			QueueChild(new FlyForward(-1, self));
+			QueueChild(new FlyForward(self));
 		}
 
 		public override bool Tick(Actor self)