diff --git a/tests/LogicEngine.Unit.Tests/LogicEngine.Unit.Tests.csproj b/tests/LogicEngine.Unit.Tests/LogicEngine.Unit.Tests.csproj
index 1ca1e5f..e926773 100644
--- a/tests/LogicEngine.Unit.Tests/LogicEngine.Unit.Tests.csproj
+++ b/tests/LogicEngine.Unit.Tests/LogicEngine.Unit.Tests.csproj
@@ -13,7 +13,7 @@
     <PackageReference Include="MSTest.TestAdapter" Version="4.2.3" />
     <PackageReference Include="MSTest.TestFramework" Version="4.2.3" />
     <PackageReference Include="NETStandard.Library" Version="2.0.3" />
-    <PackageReference Include="NSubstitute" Version="5.3.0" />
+    <PackageReference Include="NSubstitute" Version="6.2.0" />
     <PackageReference Include="NUnit" Version="4.6.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="6.2.0" />
     <PackageReference Include="Shouldly" Version="4.3.0" />