diff --git a/src/Voting2019.Core/Voting2019.Core.csproj b/src/Voting2019.Core/Voting2019.Core.csproj
index 4ecdf1e..f955324 100644
--- a/src/Voting2019.Core/Voting2019.Core.csproj
+++ b/src/Voting2019.Core/Voting2019.Core.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>netcoreapp3.1</TargetFramework>
@@ -10,7 +10,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="BouncyCastle" Version="1.8.5" />
+    <PackageReference Include="BouncyCastle" Version="1.8.9" />
     <PackageReference Include="TinyCsvParser" Version="2.5.2" />
   </ItemGroup>