diff --git a/src/ShardingCore/VirtualRoutes/Years/AbstractSimpleShardingYearKeyDateTimeVirtualTableRoute.cs b/src/ShardingCore/VirtualRoutes/Years/AbstractSimpleShardingYearKeyDateTimeVirtualTableRoute.cs
index cef83a47..637ee45f 100644
--- a/src/ShardingCore/VirtualRoutes/Years/AbstractSimpleShardingYearKeyDateTimeVirtualTableRoute.cs
+++ b/src/ShardingCore/VirtualRoutes/Years/AbstractSimpleShardingYearKeyDateTimeVirtualTableRoute.cs
@@ -18,7 +18,7 @@ namespace ShardingCore.VirtualRoutes.Years
         public abstract DateTime GetBeginTime();
         protected override List<string> CalcTailsOnStart()
         {
-            var beginTime = GetBeginTime().Date;
+            var beginTime = new DateTime(GetBeginTime().Year,1,1);
          
             var tails=new List<string>();
             //提前创建表
diff --git a/src/ShardingCore/VirtualRoutes/Years/AbstractSimpleShardingYearKeyLongVirtualTableRoute.cs b/src/ShardingCore/VirtualRoutes/Years/AbstractSimpleShardingYearKeyLongVirtualTableRoute.cs
index 22113399..7aab51a5 100644
--- a/src/ShardingCore/VirtualRoutes/Years/AbstractSimpleShardingYearKeyLongVirtualTableRoute.cs
+++ b/src/ShardingCore/VirtualRoutes/Years/AbstractSimpleShardingYearKeyLongVirtualTableRoute.cs
@@ -27,7 +27,7 @@ namespace ShardingCore.VirtualRoutes.Years
         /// <returns></returns>
         protected override List<string> CalcTailsOnStart()
         {
-            var beginTime = GetBeginTime().Date;
+            var beginTime = new DateTime(GetBeginTime().Year,1,1);
          
             var tails=new List<string>();
             //提前创建表