diff --git a/sgzb-modules/sgzb-system/src/main/java/com/bonus/sgzb/system/service/impl/SysSmsServiceImpl.java b/sgzb-modules/sgzb-system/src/main/java/com/bonus/sgzb/system/service/impl/SysSmsServiceImpl.java
index 8a76cda2..002ed730 100644
--- a/sgzb-modules/sgzb-system/src/main/java/com/bonus/sgzb/system/service/impl/SysSmsServiceImpl.java
+++ b/sgzb-modules/sgzb-system/src/main/java/com/bonus/sgzb/system/service/impl/SysSmsServiceImpl.java
@@ -23,6 +23,9 @@ import org.apache.commons.collections4.CollectionUtils;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.time.temporal.ChronoUnit;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Random;
@@ -162,8 +165,14 @@ public class SysSmsServiceImpl implements ISysSmsService {
             } else {
                 sendCount++;
             }
+            // 获取当前日期和时间
+            LocalDateTime now = LocalDateTime.now();
+            // 获取当天午夜时间
+            LocalDateTime midnight = LocalDateTime.of(now.toLocalDate(), LocalTime.MIDNIGHT).plusDays(1);
+            // 计算当前时间到当天午夜的时间差（秒）
+            long secondsUntilMidnight = now.until(midnight, ChronoUnit.SECONDS);
             //存储一天手机号发送验证码数据
-            redisService.setCacheObject(key, sendCount, 1L, TimeUnit.DAYS);
+            redisService.setCacheObject(key, sendCount, secondsUntilMidnight, TimeUnit.SECONDS);
             return success("手机号：" + phone + "，短信验证码发送成功 ！");
         } catch (Exception e) {
             return AjaxResult.error("发送失败:" + e.getMessage());