diff --git a/BenchmarkMockNet/BenchmarkMockNet.csproj b/BenchmarkMockNet/BenchmarkMockNet.csproj
index 01515de..17f58aa 100644
--- a/BenchmarkMockNet/BenchmarkMockNet.csproj
+++ b/BenchmarkMockNet/BenchmarkMockNet.csproj
@@ -16,7 +16,7 @@
 		<PackageReference Include="FakeItEasy" Version="8.0.0"/>
 		<PackageReference Include="PCLMock" Version="5.1.3"/>
 		<PackageReference Include="Rocks" Version="7.2.0"/>
-		<PackageReference Include="System.IO.Abstractions" Version="19.2.87"/>
+		<PackageReference Include="System.IO.Abstractions" Version="20.0.4"/>
 	</ItemGroup>
 
 </Project>
\ No newline at end of file