diff --git a/src/actions/HeroAction.lua b/src/actions/HeroAction.lua
index 9993bf0..7c6269d 100644
--- a/src/actions/HeroAction.lua
+++ b/src/actions/HeroAction.lua
@@ -786,7 +786,9 @@ function _M.drawHeroRpc(agent, data)
 						if heroData[field] ~= values[idx] then ok = false break end
 					end
 					if not ok then break end
-					resultPool[itemId] = {oneData["pool_" .. pool]}  -- itemId, count, 概率
+					if oneData["pool_" .. pool] > 0 then
+						resultPool[itemId] = {oneData["pool_" .. pool]}  -- itemId, count, 概率
+					end
 					break
 				end
 			end
@@ -834,7 +836,6 @@ function _M.drawHeroRpc(agent, data)
 
 		local itemId = math.randWeight(resultPool, 1)
 		local itemData = csvdb["itemCsv"][itemId]
-
 		if itemData.quality == 4 then
 			ssrCount = ssrCount + 1
 			ssrUpCount = 0
--
libgit2 0.21.2