diff --git a/src/adv/Adv.lua b/src/adv/Adv.lua
index c096613..8083a54 100644
--- a/src/adv/Adv.lua
+++ b/src/adv/Adv.lua
@@ -1588,7 +1588,7 @@ local function doChooseEffect(self, effectStr, room, block, tag, chooseData)
 			for _, v in ipairs(diceCsv) do
 				local status, okCount = checkChooseCondFunc(self, v.cond, room, block, tag .. " dice", chooseData)
 				pool[#pool + 1] = v.weight + okCount * v.weightUp
-				sum = sum + pool[#pool + 1]
+				sum = sum + pool[#pool]
 				if sum >= weight and not needEffect then
 					-- 达成效果
 					needEffect = v.effect
--
libgit2 0.21.2