diff --git a/TypeContractor.Tests/TypeContractor.Tests.csproj b/TypeContractor.Tests/TypeContractor.Tests.csproj
index 5b73865..8b1616d 100644
--- a/TypeContractor.Tests/TypeContractor.Tests.csproj
+++ b/TypeContractor.Tests/TypeContractor.Tests.csproj
@@ -21,7 +21,7 @@
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+		<PackageReference Include="xunit.v3" Version="4.0.0" />
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