diff --git a/src/Admin/ThingsGateway.SqlSugar/ThingsGateway.SqlSugar.csproj b/src/Admin/ThingsGateway.SqlSugar/ThingsGateway.SqlSugar.csproj
index 56bc2ec7f..ecb2c7198 100644
--- a/src/Admin/ThingsGateway.SqlSugar/ThingsGateway.SqlSugar.csproj
+++ b/src/Admin/ThingsGateway.SqlSugar/ThingsGateway.SqlSugar.csproj
@@ -34,7 +34,7 @@
 		<PackageReference Include="Oracle.ManagedDataAccess.Core" Version="23.9.1" />
 		<PackageReference Include="Oscar.Data.SqlClient" Version="4.2.27" />
 		<PackageReference Include="System.Data.Common" Version="4.3.0" />
-		<PackageReference Include="Microsoft.Data.SqlClient" Version="6.1.1" />
+		<PackageReference Include="Microsoft.Data.SqlClient" Version="6.1.2" />
 		<PackageReference Include="System.Reflection.Emit.Lightweight" Version="4.7.0" />
 		<PackageReference Include="System.Text.RegularExpressions" Version="4.3.1" />
 		<PackageReference Include="System.Formats.Asn1" Version="8.0.2" />
diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index 6d9b5319a..31760e699 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -1,9 +1,9 @@
 <Project>
 
 	<PropertyGroup>
-		<PluginVersion>10.11.84</PluginVersion>
-		<ProPluginVersion>10.11.84</ProPluginVersion>
-		<DefaultVersion>10.11.84</DefaultVersion>
+		<PluginVersion>10.11.85</PluginVersion>
+		<ProPluginVersion>10.11.85</ProPluginVersion>
+		<DefaultVersion>10.11.85</DefaultVersion>
 		<AuthenticationVersion>10.11.6</AuthenticationVersion>
 		<SourceGeneratorVersion>10.11.6</SourceGeneratorVersion>
 		<NET8Version>8.0.20</NET8Version>
diff --git a/src/Plugin/ThingsGateway.Plugin.DB/QuestDB/QuestDBProducer.cs b/src/Plugin/ThingsGateway.Plugin.DB/QuestDB/QuestDBProducer.cs
index 7f9081a6c..26385fbce 100644
--- a/src/Plugin/ThingsGateway.Plugin.DB/QuestDB/QuestDBProducer.cs
+++ b/src/Plugin/ThingsGateway.Plugin.DB/QuestDB/QuestDBProducer.cs
@@ -102,7 +102,7 @@ public partial class QuestDBProducer : BusinessBaseWithCacheIntervalVariable
             else
             {
                 {
-                    var time = TimerX.Now - TimeSpan.FromDays(-_driverPropertys.SaveDays);
+                    var time = TimerX.Now - TimeSpan.FromDays(_driverPropertys.SaveDays);
 
                     string sql = $"""
                                         ALTER TABLE {_driverPropertys.NumberTableNameLow}
diff --git a/src/Plugin/ThingsGateway.Plugin.DB/SqlDB/SqlDBProducer.cs b/src/Plugin/ThingsGateway.Plugin.DB/SqlDB/SqlDBProducer.cs
index 3dc242e1e..dcaed7986 100644
--- a/src/Plugin/ThingsGateway.Plugin.DB/SqlDB/SqlDBProducer.cs
+++ b/src/Plugin/ThingsGateway.Plugin.DB/SqlDB/SqlDBProducer.cs
@@ -119,7 +119,7 @@ public partial class SqlDBProducer : BusinessBaseWithCacheIntervalVariable
                 if (_driverPropertys.IsHistoryDB)
                 {
                     {
-                        var time = TimerX.Now - TimeSpan.FromDays(-_driverPropertys.SaveDays);
+                        var time = TimerX.Now - TimeSpan.FromDays(_driverPropertys.SaveDays);
                         var tableNames = db.SplitHelper<SQLHistoryValue>().GetTables();//根据时间获取表名
                         var filtered = tableNames.Where(a => a.Date < time).ToList();
                         // 去掉最后一个
@@ -137,7 +137,7 @@ public partial class SqlDBProducer : BusinessBaseWithCacheIntervalVariable
                     }
 
                     {
-                        var time = TimerX.Now - TimeSpan.FromDays(-_driverPropertys.SaveDays);
+                        var time = TimerX.Now - TimeSpan.FromDays(_driverPropertys.SaveDays);
                         var tableNames = db.SplitHelper<SQLNumberHistoryValue>().GetTables();//根据时间获取表名
                         var filtered = tableNames.Where(a => a.Date < time).ToList();
                         // 去掉最后一个
diff --git a/src/Plugin/ThingsGateway.Plugin.DB/SqlHistoryAlarm/SqlHistoryAlarm.cs b/src/Plugin/ThingsGateway.Plugin.DB/SqlHistoryAlarm/SqlHistoryAlarm.cs
index 80511e479..0f4ab2900 100644
--- a/src/Plugin/ThingsGateway.Plugin.DB/SqlHistoryAlarm/SqlHistoryAlarm.cs
+++ b/src/Plugin/ThingsGateway.Plugin.DB/SqlHistoryAlarm/SqlHistoryAlarm.cs
@@ -105,7 +105,7 @@ public partial class SqlHistoryAlarm : BusinessBaseWithCacheAlarm
             else
             {
                 {
-                    var time = TimerX.Now - TimeSpan.FromDays(-_driverPropertys.SaveDays);
+                    var time = TimerX.Now - TimeSpan.FromDays(_driverPropertys.SaveDays);
 
                     await db.Deleteable<HistoryAlarm>().Where(a => a.EventTime < time).ExecuteCommandAsync(cancellationToken).ConfigureAwait(false);