diff --git a/mods/ENTITIES/mcl_mobs/pathfinding.lua b/mods/ENTITIES/mcl_mobs/pathfinding.lua
index b94268c5a..1374237f0 100644
--- a/mods/ENTITIES/mcl_mobs/pathfinding.lua
+++ b/mods/ENTITIES/mcl_mobs/pathfinding.lua
@@ -306,7 +306,7 @@ function mob_class:gopath(target, callback_arrived, prioritised)
 					wp[i+1].action = {type = "door", action = "close", target = wp[i].pos}
 				end
 			-- do not jump on fences and walls, but try to walk around
-			elseif bdef and ((bdef.groups.fence or 0) > 0 or (bdef.groups.wall or 0) > 0) and wp[i].pos.y > wp[i-1].pos.y then
+			elseif bdef and i > 1 and ((bdef.groups.fence or 0) > 0 or (bdef.groups.wall or 0) > 0) and wp[i].pos.y > wp[i-1].pos.y then
 				-- find end of wall(s)
 				local j = i + 1
 				while j <= #wp do