diff --git a/YLErpWeb/Controllers/SwapTrade2Controller.cs b/YLErpWeb/Controllers/SwapTrade2Controller.cs
index 3d84af2d..1c409542 100644
--- a/YLErpWeb/Controllers/SwapTrade2Controller.cs
+++ b/YLErpWeb/Controllers/SwapTrade2Controller.cs
@@ -202,6 +202,7 @@ namespace YLErp.Web.Controllers
                 // 清空运行时累计字段（这些字段在源交易存续期间可能被累计）
                 renewPosition.InterestAmount = 0;
                 renewPosition.InterestFeePending = 0;
+                renewPosition.FloatRate = 0;
                 renewPosition.PosiDividendIncome = 0;
                 renewPosition.InterestSwapInterval = null;
                 renewPosition.Obervation = null;