diff --git a/Falcon.SugarApi/DatabaseDefinitions/Cache/SqlSugarRedisCache.cs b/Falcon.SugarApi/DatabaseDefinitions/Cache/SqlSugarRedisCache.cs
index e065b9a..552a77e 100644
--- a/Falcon.SugarApi/DatabaseDefinitions/Cache/SqlSugarRedisCache.cs
+++ b/Falcon.SugarApi/DatabaseDefinitions/Cache/SqlSugarRedisCache.cs
@@ -21,6 +21,11 @@ namespace Falcon.SugarApi.DatabaseDefinitions.Cache
         /// </summary>
         public static SugarRedisClient Service { get; private set; } = null;
 
+        /// <summary>
+        /// 默认缓冲时间
+        /// </summary>
+        public const int DefaultcacheDurationInSeconds = 24 * 60 * 60;
+
         /// <summary>
         /// 通过配置实现Redis缓冲，必须单例实现.
         /// <para>默认:127.0.0.1:6379,password=,connectTimeout=3000,connectRetry=1,syncTimeout=10000,DefaultDatabase=0</para>
@@ -43,7 +48,8 @@ namespace Falcon.SugarApi.DatabaseDefinitions.Cache
         }
 
         public void Add<V>(string key, V value, int cacheDurationInSeconds) {
-            Service.Set(key, value, cacheDurationInSeconds);
+            cacheDurationInSeconds = Math.Min(cacheDurationInSeconds, DefaultcacheDurationInSeconds);
+            Service.Set(key, value, cacheDurationInSeconds / 60);
         }
 
         public bool ContainsKey<V>(string key) {
@@ -59,7 +65,7 @@ namespace Falcon.SugarApi.DatabaseDefinitions.Cache
             return Service.SearchCacheRegex("SqlSugarDataCache.*");
         }
 
-        public V GetOrCreate<V>(string cacheKey, Func<V> create, int cacheDurationInSeconds = int.MaxValue) {
+        public V GetOrCreate<V>(string cacheKey, Func<V> create, int cacheDurationInSeconds = DefaultcacheDurationInSeconds) {
             if (ContainsKey<V>(cacheKey)) {
                 var result = Get<V>(cacheKey);
                 if (result == null) {