diff -r 5eda4d7056bc -r 5a30396f8fb2 share/hedgewars/Data/Missions/Challenge/ClimbHome.lua
--- a/share/hedgewars/Data/Missions/Challenge/ClimbHome.lua	Fri Nov 01 23:35:01 2019 +0100
+++ b/share/hedgewars/Data/Missions/Challenge/ClimbHome.lua	Sat Nov 02 13:01:28 2019 +0100
@@ -15,7 +15,7 @@
 function onGameInit()
     -- Ensure people get same map for same theme
     Theme = themes[GetRandom(#themes)+1]
-    Seed = ClimbHome
+    Seed = ""
     TurnTime = MAX_TURN_TIME
     EnableGameFlags(gfOneClanMode)
     DisableGameFlags(gfBottomBorder+gfBorder)