diff --git a/src/i26.Core.Generators/i26.Core.Generators.csproj b/src/i26.Core.Generators/i26.Core.Generators.csproj
index bbcf786..4998b88 100644
--- a/src/i26.Core.Generators/i26.Core.Generators.csproj
+++ b/src/i26.Core.Generators/i26.Core.Generators.csproj
@@ -22,7 +22,7 @@
             4.8 is the Roslyn that ships with the .NET 8 SDK, the oldest this library supports.
             Nothing of it travels with the package: an analyzer runs inside the compiler.
         -->
-        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.8.0"
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.6.0"
                           PrivateAssets="all" ExcludeAssets="runtime" />
     </ItemGroup>
 
diff --git a/src/i26.Cqrs/i26.Cqrs.csproj b/src/i26.Cqrs/i26.Cqrs.csproj
index b4749e9..c058409 100644
--- a/src/i26.Cqrs/i26.Cqrs.csproj
+++ b/src/i26.Cqrs/i26.Cqrs.csproj
@@ -17,11 +17,11 @@
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
-        <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.2" />
+        <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.11" />
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
-        <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.6" />
+        <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.11" />
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net10.0'">
diff --git a/src/i26.EntityFrameworkCore/i26.EntityFrameworkCore.csproj b/src/i26.EntityFrameworkCore/i26.EntityFrameworkCore.csproj
index a815de1..09c0357 100644
--- a/src/i26.EntityFrameworkCore/i26.EntityFrameworkCore.csproj
+++ b/src/i26.EntityFrameworkCore/i26.EntityFrameworkCore.csproj
@@ -17,11 +17,11 @@
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
-        <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="8.0.13" />
+        <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="9.0.19" />
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
-        <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="9.0.6" />
+        <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="9.0.19" />
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net10.0'">
diff --git a/tests/i26.AspNetCore.Tests/i26.AspNetCore.Tests.csproj b/tests/i26.AspNetCore.Tests/i26.AspNetCore.Tests.csproj
index 0465d60..402d34d 100644
--- a/tests/i26.AspNetCore.Tests/i26.AspNetCore.Tests.csproj
+++ b/tests/i26.AspNetCore.Tests/i26.AspNetCore.Tests.csproj
@@ -15,7 +15,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
         <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
     </ItemGroup>
diff --git a/tests/i26.Core.Tests/i26.Core.Tests.csproj b/tests/i26.Core.Tests/i26.Core.Tests.csproj
index f02ae94..c939606 100644
--- a/tests/i26.Core.Tests/i26.Core.Tests.csproj
+++ b/tests/i26.Core.Tests/i26.Core.Tests.csproj
@@ -12,7 +12,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
         <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
     </ItemGroup>
diff --git a/tests/i26.Cqrs.Tests/i26.Cqrs.Tests.csproj b/tests/i26.Cqrs.Tests/i26.Cqrs.Tests.csproj
index 53eef6d..51a5ae2 100644
--- a/tests/i26.Cqrs.Tests/i26.Cqrs.Tests.csproj
+++ b/tests/i26.Cqrs.Tests/i26.Cqrs.Tests.csproj
@@ -11,18 +11,18 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
         <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
     </ItemGroup>
 
     <!-- The library only needs the abstractions; the tests need a container to actually resolve. -->
     <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
-        <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1" />
+        <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.11" />
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
-        <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.6" />
+        <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.11" />
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net10.0'">
diff --git a/tests/i26.Dapper.Tests/i26.Dapper.Tests.csproj b/tests/i26.Dapper.Tests/i26.Dapper.Tests.csproj
index bce8a10..b6ae5b8 100644
--- a/tests/i26.Dapper.Tests/i26.Dapper.Tests.csproj
+++ b/tests/i26.Dapper.Tests/i26.Dapper.Tests.csproj
@@ -11,10 +11,10 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
         <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
-        <PackageReference Include="Microsoft.Data.Sqlite" Version="9.0.6" />
+        <PackageReference Include="Microsoft.Data.Sqlite" Version="10.0.11" />
         <!-- Up to 2.1.11 is covered by GHSA-2m69-gcr7-jv3q. -->
         <PackageReference Include="SQLitePCLRaw.bundle_e_sqlite3" Version="2.1.12" />
     </ItemGroup>
diff --git a/tests/i26.EntityFrameworkCore.Tests/i26.EntityFrameworkCore.Tests.csproj b/tests/i26.EntityFrameworkCore.Tests/i26.EntityFrameworkCore.Tests.csproj
index 7d64ce8..3d664ee 100644
--- a/tests/i26.EntityFrameworkCore.Tests/i26.EntityFrameworkCore.Tests.csproj
+++ b/tests/i26.EntityFrameworkCore.Tests/i26.EntityFrameworkCore.Tests.csproj
@@ -11,7 +11,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
         <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
         <!--
@@ -22,11 +22,11 @@
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
-        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.13" />
+        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.19" />
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
-        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.6" />
+        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.19" />
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'net10.0'">