diff --git a/application/adminapi/controller/Lottery.php b/application/adminapi/controller/Lottery.php
index 5be65646..e2de5ef2 100644
--- a/application/adminapi/controller/Lottery.php
+++ b/application/adminapi/controller/Lottery.php
@@ -67,9 +67,9 @@ class Lottery extends adminApi
             'status' => 0 // 未发放
         ]);
         //清除缓存
-        $this->redis->clear('lottery:small_pool:round');
-        $this->redis->clear('lottery:small_pool:total_times');
-        $this->redis->clear('lottery:small_pool:total_gold');
+        $this->redis->del('lottery:small_pool:round');
+        $this->redis->del('lottery:small_pool:total_times');
+        $this->redis->del('lottery:small_pool:total_gold');
 
         return V(1,"成功");
     }