diff --git a/tests/CycloneDX.MSBuild.Tests/CycloneDX.MSBuild.Tests.csproj b/tests/CycloneDX.MSBuild.Tests/CycloneDX.MSBuild.Tests.csproj
index 57d5421..a09981b 100644
--- a/tests/CycloneDX.MSBuild.Tests/CycloneDX.MSBuild.Tests.csproj
+++ b/tests/CycloneDX.MSBuild.Tests/CycloneDX.MSBuild.Tests.csproj
@@ -11,18 +11,18 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="xunit" Version="2.9.2" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
+    <PackageReference Include="xunit" Version="2.9.3" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="FluentAssertions" Version="6.12.2" />
-    <PackageReference Include="System.Text.Json" Version="8.0.5" />
+    <PackageReference Include="FluentAssertions" Version="8.8.0" />
+    <PackageReference Include="System.Text.Json" Version="10.0.0" />
   </ItemGroup>
 
   <ItemGroup>
@@ -56,6 +56,7 @@
 
   <ItemGroup>
     <!-- Reference the test projects as content to build them during tests -->
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
     <None Include="../Integration.Tests/**/*" LinkBase="TestProjects" CopyToOutputDirectory="PreserveNewest" />
   </ItemGroup>
 
diff --git a/tests/Integration.Tests/MultiTargetProject/MultiTargetProject.csproj b/tests/Integration.Tests/MultiTargetProject/MultiTargetProject.csproj
index d3d3877..aa56250 100644
--- a/tests/Integration.Tests/MultiTargetProject/MultiTargetProject.csproj
+++ b/tests/Integration.Tests/MultiTargetProject/MultiTargetProject.csproj
@@ -26,7 +26,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Text.Json" Version="8.0.5" />
+    <PackageReference Include="System.Text.Json" Version="10.0.0" />
   </ItemGroup>
 
   <!-- Override SBOM output directory to avoid per-framework generation -->
diff --git a/tests/Integration.Tests/SimpleProject/SimpleProject.csproj b/tests/Integration.Tests/SimpleProject/SimpleProject.csproj
index c1cb0e4..e8fec0f 100644
--- a/tests/Integration.Tests/SimpleProject/SimpleProject.csproj
+++ b/tests/Integration.Tests/SimpleProject/SimpleProject.csproj
@@ -29,8 +29,8 @@
 
   <ItemGroup>
     <!-- Add some NuGet packages to test SBOM generation -->
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
-    <PackageReference Include="Serilog" Version="3.1.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
+    <PackageReference Include="Serilog" Version="4.3.0" />
   </ItemGroup>
 
 </Project>