diff --git a/tickethub/server/csharp/TicketHub/TicketHub.csproj b/tickethub/server/csharp/TicketHub/TicketHub.csproj
index cafbf88..1dc3109 100644
--- a/tickethub/server/csharp/TicketHub/TicketHub.csproj
+++ b/tickethub/server/csharp/TicketHub/TicketHub.csproj
@@ -7,16 +7,16 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="8.0.18" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="9.0.7">
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="8.0.22" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="9.0.11">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
     <PackageReference Include="NodaTime" Version="3.2.2" />
-    <PackageReference Include="Npgsql" Version="9.0.3" />
+    <PackageReference Include="Npgsql" Version="10.0.0" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.4" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL.NodaTime" Version="9.0.4" />
-    <PackageReference Include="Npgsql.Json.NET" Version="9.0.3" />
+    <PackageReference Include="Npgsql.Json.NET" Version="10.0.0" />
     <PackageReference Include="Styra.Opa" Version="1.5.4" />
     <PackageReference Include="Styra.Ucast.Linq" Version="0.6.0" />
   </ItemGroup>