diff --git a/dungeon.lua b/dungeon.lua
index 5abc69c..e9a5e47 100644
--- a/dungeon.lua
+++ b/dungeon.lua
@@ -518,7 +518,7 @@ fun_caves.dungeon = function(minp_in, maxp_in, data, p2data, area, node, heightm
 								if not leave_alone[data[ivm]] then
 									if ry == 0 and (cy > 0 or not centered_in) then
 										if content[cx][cy][cz] == 'room' then
-											local r = math.random(100)
+											local r = math.random(1000)
 											if r == 1 then
 												data[ivm] = node['fun_caves:stone_with_gold_trap']
 											elseif r == 2 then