diff --git a/src/main/kotlin/service/AutoTradingManager.kt b/src/main/kotlin/service/AutoTradingManager.kt
index 584db1e..8fdccf4 100644
--- a/src/main/kotlin/service/AutoTradingManager.kt
+++ b/src/main/kotlin/service/AutoTradingManager.kt
@@ -242,7 +242,7 @@ object AutoTradingManager {
                         if (hasCode && oldTarget != null) {
                             var avgPrive = oldTarget.avgPrice.toDouble()
                             var qty = oldTarget.quantity.toDouble()
-                            basePrice = ((avgPrive * qty) + decision.currentPrice).div(qty!!.toInt() + 1)
+                            basePrice = ((avgPrive * qty) + (decision.currentPrice * orderQty.toInt())).div(qty!!.toInt() + (orderQty.toInt()))
                             println("물타기 ${avgPrive}, ${qty} ${basePrice}")
                         }