diff --git a/service/beatleader/model.go b/service/beatleader/model.go
index beb5e45..624ea16 100644
--- a/service/beatleader/model.go
+++ b/service/beatleader/model.go
@@ -543,7 +543,7 @@ func (p PlayerDataLite) LastDiffToImage(lastDayQueryData PlayerDataLite) string
 
 	baseboard := sprite.NewNamedSpriteBoard()
 
-	avatar, err := util.ResizeImageByMaxHeight2Image(filePath, 20)
+	avatar, err := util.ResizeImageByMaxHeight2Image(filePath, 50)
 	if err != nil {
 		log.Default().Printf("缩放头像失败，url:%s,err:%v", p.Avatar, err)
 	}