diff --git a/application/api/model/Sign.php b/application/api/model/Sign.php
index 0f4e399..81f7d93 100644
--- a/application/api/model/Sign.php
+++ b/application/api/model/Sign.php
@@ -647,9 +647,12 @@ class Sign extends Model
         //获取系统配置非首签签约时长
         $sign_times = get_system_config_value('sign_times');
 
+        $change_coin = ceil($market_value * $sign_market_value / 100);
+
+
         //获取签约者的金币
         $coin = db::name('user_wallet')->where('user_id',$user_id)->value('coin');
-        if($coin < $market_value * $sign_market_value){
+        if($coin < $change_coin){
             return ['code' => 0, 'msg' => '您的金币不足', 'data' => null];
         }
         $end_time = $sign_info['end_time'] + 86400 * $sign_times;
@@ -660,7 +663,7 @@ class Sign extends Model
             db::rollback();
             return ['code' => 0, 'msg' => '网络错误，请重试', 'data' => null];
         }
-        $res2 = model('api/GiveGift') -> change_user_cion_or_earnings_log($user_id,$market_value * $sign_market_value,0,2,56,'续约');
+        $res2 = model('api/GiveGift') -> change_user_cion_or_earnings_log($user_id,$change_coin,0,1,56,'续约');
         if(!$res2){
             db::rollback();
             return ['code' => 0, 'msg' => '网络错误，请重试', 'data' => null];