diff --git a/app/Service/v3/Implementations/GoodsActivityService.php b/app/Service/v3/Implementations/GoodsActivityService.php
index 8bb0ca1..68becdd 100644
--- a/app/Service/v3/Implementations/GoodsActivityService.php
+++ b/app/Service/v3/Implementations/GoodsActivityService.php
@@ -59,7 +59,7 @@ class GoodsActivityService implements GoodsActivityServiceInterface
         if (!$redis->exists($inventoryKey)) {
             $redis->set($inventoryKey, $num);
         } else {
-            $redis->incrBy($inventoryKey, $num);
+            $redis->incrBy($inventoryKey, intval($num));
         }
 
         // 是否超过限购数量
diff --git a/app/Service/v3/Implementations/GoodsService.php b/app/Service/v3/Implementations/GoodsService.php
index cb40273..3a7f0bb 100644
--- a/app/Service/v3/Implementations/GoodsService.php
+++ b/app/Service/v3/Implementations/GoodsService.php
@@ -49,7 +49,7 @@ class GoodsService implements GoodsServiceInterface
         if (!$redis->exists($inventoryKey)) {
             $redis->set($inventoryKey, $num);
         } else {
-            $redis->incrBy($inventoryKey, $num);
+            $redis->incrBy($inventoryKey, intval($num));
         }
 
         // 是否超过限购数量