diff --git a/OpenRA.Mods.Common/Activities/Air/ReturnToBase.cs b/OpenRA.Mods.Common/Activities/Air/ReturnToBase.cs
index a48292ce41..d42f0adb47 100644
--- a/OpenRA.Mods.Common/Activities/Air/ReturnToBase.cs
+++ b/OpenRA.Mods.Common/Activities/Air/ReturnToBase.cs
@@ -142,7 +142,7 @@ namespace OpenRA.Mods.Common.Activities
 				resupplied = false;
 
 			if (resupplied && abortOnResupply)
-				Cancel(self);
+				self.CancelActivity();
 
 			if (resupplied || IsCanceling || self.IsDead)
 				return NextActivity;