diff --git a/VaughanTests/VaughanTests.fsproj b/VaughanTests/VaughanTests.fsproj
index 85a7bba..2f7fcb5 100644
--- a/VaughanTests/VaughanTests.fsproj
+++ b/VaughanTests/VaughanTests.fsproj
@@ -27,6 +27,6 @@
     <PackageReference Include="xunit" Version="2.6.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3" />
     <PackageReference Include="FsCheck.Xunit" Version="2.16.6" />
-    <PackageReference Include="FsUnit.xUnit" Version="5.5.0" />
+    <PackageReference Include="FsUnit.xUnit" Version="5.6.0" />
   </ItemGroup>
 </Project>
\ No newline at end of file