diff --git a/modules/library/api_usegift.go b/modules/library/api_usegift.go
index b2d9e63ea..bac43ff96 100644
--- a/modules/library/api_usegift.go
+++ b/modules/library/api_usegift.go
@@ -6,6 +6,7 @@ import (
 	"go_dreamfactory/sys/configure"
 	cfg "go_dreamfactory/sys/configure/structs"
 	"go_dreamfactory/utils"
+	"math"
 )
 
 //参数校验
@@ -97,7 +98,7 @@ func (this *apiComp) UseGift(session comm.IUserSession, req *pb.LibraryUseGiftRe
 	for _, v := range _c.LikesFood { // 喜欢的食物
 		if v == req.Items {
 			likeStates = 1
-			addExp *= this.module.ModuleTools.GetGlobalConf().FavorabilityLikes * req.Counts / 1000
+			addExp = int32(math.Floor(float64(addExp*this.module.ModuleTools.GetGlobalConf().FavorabilityLikes*req.Counts) / 1000))
 			break
 		}
 	}
@@ -105,7 +106,7 @@ func (this *apiComp) UseGift(session comm.IUserSession, req *pb.LibraryUseGiftRe
 		for _, v := range _c.DislikingFood { //不喜欢
 			if v == req.Items {
 				likeStates = 2
-				addExp *= this.module.ModuleTools.GetGlobalConf().FavorabilityDislikes * req.Counts / 1000
+				addExp = int32(math.Floor(float64(addExp*this.module.ModuleTools.GetGlobalConf().FavorabilityDislikes*req.Counts) / 1000))
 				break
 			}
 		}