diff --git a/AsbCloudInfrastructure/AsbCloudInfrastructure.csproj b/AsbCloudInfrastructure/AsbCloudInfrastructure.csproj
index c607d523..02400268 100644
--- a/AsbCloudInfrastructure/AsbCloudInfrastructure.csproj
+++ b/AsbCloudInfrastructure/AsbCloudInfrastructure.csproj
@@ -55,6 +55,7 @@
     <PackageReference Include="CliWrap" Version="3.6.6" />
     <PackageReference Include="ClosedXML" Version="0.97.0" />
     <PackageReference Include="itext7" Version="8.0.2" />
+    <PackageReference Include="itext7.bouncy-castle-adapter" Version="8.0.2" />
     <PackageReference Include="Mapster" Version="7.4.0" />
     <PackageReference Include="Microsoft.AspNetCore.Http.Extensions" Version="2.1.21" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />