diff --git a/app/controller/api/Coupon.php b/app/controller/api/Coupon.php
index 06e335b..6c66074 100644
--- a/app/controller/api/Coupon.php
+++ b/app/controller/api/Coupon.php
@@ -347,11 +347,11 @@ class Coupon extends Base
                 $distance =   get_distance($coupon->couponMain->lat,$coupon->couponMain->lng,$lat,$lng);
                 if($distance > $signDistance){
                     if ($distance >= 1000) {
-                        $distance_text = round($distance / 1000, 2) . "千米";
+                        $distanceText = round($distance / 1000, 2) . "千米";
                     } else {
-                        $distance_text = $distance . "米";
+                        $distanceText = $distance . "米";
                     }
-                    return $this->json(4001, "您距离商家位置距离超过规定距离{$distance_text}米");
+                    return $this->json(4001, "您距离商家位置距离超过规定距离{$distanceText}");
                 }
         }