diff --git a/OrmBenchmark.Core/OrmBenchmark.Core.csproj b/OrmBenchmark.Core/OrmBenchmark.Core.csproj
index e43d0a8..ac9d6be 100644
--- a/OrmBenchmark.Core/OrmBenchmark.Core.csproj
+++ b/OrmBenchmark.Core/OrmBenchmark.Core.csproj
@@ -16,7 +16,7 @@
     <DefineConstants>NETCORE;NETSTANDARD;NETSTANDARD2_0</DefineConstants>
   </PropertyGroup>
   <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0'">
-    <PackageReference Include="System.Data.SqlClient" Version="4.5.1" />
+    <PackageReference Include="System.Data.SqlClient" Version="4.8.6" />
   </ItemGroup>
 
 
diff --git a/OrmBenchmark.Dapper/OrmBenchmark.Dapper.csproj b/OrmBenchmark.Dapper/OrmBenchmark.Dapper.csproj
index 24e84fc..9e8787f 100644
--- a/OrmBenchmark.Dapper/OrmBenchmark.Dapper.csproj
+++ b/OrmBenchmark.Dapper/OrmBenchmark.Dapper.csproj
@@ -18,7 +18,7 @@
     <DefineConstants>NETCORE;NETSTANDARD;NETSTANDARD2_0</DefineConstants>
   </PropertyGroup>
   <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0'">
-    <PackageReference Include="System.Data.SqlClient" Version="4.5.1" />
+    <PackageReference Include="System.Data.SqlClient" Version="4.8.6" />
   </ItemGroup>