diff --git a/ElectronicColorCodeCalculator.Core.UnitTests/ElectronicColorCodeCalculator.Core.UnitTests.csproj b/ElectronicColorCodeCalculator.Core.UnitTests/ElectronicColorCodeCalculator.Core.UnitTests.csproj
index efce3d7..7701c7e 100644
--- a/ElectronicColorCodeCalculator.Core.UnitTests/ElectronicColorCodeCalculator.Core.UnitTests.csproj
+++ b/ElectronicColorCodeCalculator.Core.UnitTests/ElectronicColorCodeCalculator.Core.UnitTests.csproj
@@ -7,9 +7,9 @@
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-    <PackageReference Include="SimpleInjector" Version="5.3.2" />
+    <PackageReference Include="FluentAssertions" Version="6.5.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
+    <PackageReference Include="SimpleInjector" Version="5.3.3" />
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     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
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