diff -r 91d48cbae927 -r 85506d95977d share/hedgewars/Data/Missions/Challenge/User_Mission_-_RCPlane_Challenge.lua
--- a/share/hedgewars/Data/Missions/Challenge/User_Mission_-_RCPlane_Challenge.lua	Tue Aug 14 13:43:04 2018 +0200
+++ b/share/hedgewars/Data/Missions/Challenge/User_Mission_-_RCPlane_Challenge.lua	Tue Aug 14 14:19:03 2018 +0200
@@ -21,7 +21,7 @@
 	GameFlags = gfInfAttack + gfInvulnerable + gfOneClanMode + gfSolidLand
 
 	-- Basically unlimited turn time
-	TurnTime = 100000000
+	TurnTime = cMaxTurnTime
 
 	Map = "Ropes"
 	Theme = "Eyes"