diff --git a/Bootstrap.DataAccess/CacheCleanUtility.cs b/Bootstrap.DataAccess/CacheCleanUtility.cs
index a40e20da..7a4b50b7 100644
--- a/Bootstrap.DataAccess/CacheCleanUtility.cs
+++ b/Bootstrap.DataAccess/CacheCleanUtility.cs
@@ -73,9 +73,9 @@ namespace Bootstrap.DataAccess
             }
             if (dictIds != null)
             {
-                cacheKeys.Add(Dict.RetrieveDictsDataKey + "*");
+                cacheKeys.Add(DictHelper.RetrieveDictsDataKey + "*");
                 cacheKeys.Add(DictHelper.RetrieveCategoryDataKey);
-                corsKeys.Add(Dict.RetrieveDictsDataKey + "*");
+                corsKeys.Add(DictHelper.RetrieveDictsDataKey + "*");
             }
             if (cacheKey != null)
             {
diff --git a/Bootstrap.DataAccess/Dict.cs b/Bootstrap.DataAccess/Dict.cs
index f6ec7bb1..3fcdf758 100644
--- a/Bootstrap.DataAccess/Dict.cs
+++ b/Bootstrap.DataAccess/Dict.cs
@@ -13,13 +13,6 @@ namespace Bootstrap.DataAccess
     /// </summary>
     public class Dict : BootstrapDict
     {
-        /// <summary>
-        /// 
-        /// </summary>
-        /// <summary>
-        /// 缓存索引，BootstrapAdmin后台清理缓存时使用
-        /// </summary>
-        public const string RetrieveDictsDataKey = "BootstrapDict-RetrieveDicts";
         /// <summary>
         /// 删除字典中的数据
         /// </summary>
diff --git a/Bootstrap.DataAccess/Helper/DictHelper.cs b/Bootstrap.DataAccess/Helper/DictHelper.cs
index b3a98c5c..c9ac38ca 100644
--- a/Bootstrap.DataAccess/Helper/DictHelper.cs
+++ b/Bootstrap.DataAccess/Helper/DictHelper.cs
@@ -10,12 +10,22 @@ namespace Bootstrap.DataAccess
     /// </summary>
     public static class DictHelper
     {
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <summary>
+        /// 缓存索引，BootstrapAdmin后台清理缓存时使用
+        /// </summary>
+        public const string RetrieveDictsDataKey = "BootstrapDict-RetrieveDicts";
+        /// <summary>
+        /// 
+        /// </summary>
         public const string RetrieveCategoryDataKey = "DictHelper-RetrieveDictsCategory";
         /// <summary>
         /// 
         /// </summary>
         /// <returns></returns>
-        public static IEnumerable<BootstrapDict> RetrieveDicts() => DbAdapterManager.Create<Dict>().RetrieveDicts();
+        public static IEnumerable<BootstrapDict> RetrieveDicts() => CacheManager.GetOrAdd(RetrieveDictsDataKey, key => DbAdapterManager.Create<Dict>().RetrieveDicts());
         /// <summary>
         /// 删除字典中的数据
         /// </summary>