diff --git a/app/controller/api/Coupon.php b/app/controller/api/Coupon.php
index d67e14d..06e335b 100644
--- a/app/controller/api/Coupon.php
+++ b/app/controller/api/Coupon.php
@@ -344,12 +344,18 @@ class Coupon extends Base
         $signDistance = config('wechat.signDistance') ?? 0;
 
         if($signDistance > 0 ){
-                $distance =   get_distance($coupon->lat,$coupon->lng,$lat,$lng);
+                $distance =   get_distance($coupon->couponMain->lat,$coupon->couponMain->lng,$lat,$lng);
                 if($distance > $signDistance){
-                    return $this->json(4001, "您距离商家位置距离超过规定距离{$distance}米");
+                    if ($distance >= 1000) {
+                        $distance_text = round($distance / 1000, 2) . "千米";
+                    } else {
+                        $distance_text = $distance . "米";
+                    }
+                    return $this->json(4001, "您距离商家位置距离超过规定距离{$distance_text}米");
                 }
         }
 
+
         $business =  BusinessRepository::getInstance()->getModel()->with(["agency"])->where(["code"=>$coupon->couponMain->business_code])->lock(true)->find();
         if(empty($business)){
             return $this->json(4001, "商家不存在");