diff --git a/plugins/FlashSales/src/EasyAbp.EShop.Plugins.FlashSales.Application/EasyAbp.EShop.Plugins.FlashSales.Application.csproj b/plugins/FlashSales/src/EasyAbp.EShop.Plugins.FlashSales.Application/EasyAbp.EShop.Plugins.FlashSales.Application.csproj
index 329ee275..80f4e744 100644
--- a/plugins/FlashSales/src/EasyAbp.EShop.Plugins.FlashSales.Application/EasyAbp.EShop.Plugins.FlashSales.Application.csproj
+++ b/plugins/FlashSales/src/EasyAbp.EShop.Plugins.FlashSales.Application/EasyAbp.EShop.Plugins.FlashSales.Application.csproj
@@ -8,6 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="6.0.*" />
     <PackageReference Include="Volo.Abp.AutoMapper" Version="$(AbpVersion)" />
     <PackageReference Include="Volo.Abp.Caching" Version="$(AbpVersion)" />
     <PackageReference Include="Volo.Abp.Ddd.Application" Version="$(AbpVersion)" />