diff --git a/rule/integral_release_settlement.go b/rule/integral_release_settlement.go
index 21418ae..c355aa9 100644
--- a/rule/integral_release_settlement.go
+++ b/rule/integral_release_settlement.go
@@ -257,7 +257,7 @@ func CalcReleaseRate(integralReleaseBasic *model.IntegralReleaseBasic, ordDiscou
 	}
 
 	for _, value := range businessDiscountSet {
-		if value.Range[0] < ordDiscountRatio && ordDiscountRatio <= value.Range[1] {
+		if value.Range[0] <= ordDiscountRatio && ordDiscountRatio < value.Range[1] {
 			releaseSpeed = value.ReleaseSpeed
 		}
 	}