diff --git a/src/firely-net-common-tests.props b/src/firely-net-common-tests.props
index fd4fef4ac..bc4accfae 100644
--- a/src/firely-net-common-tests.props
+++ b/src/firely-net-common-tests.props
@@ -26,7 +26,7 @@
 			<PrivateAssets>all</PrivateAssets>
 			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 		</PackageReference>
-		<PackageReference Include="FluentAssertions" Version="6.7.0" />
+		<PackageReference Include="FluentAssertions" Version="6.9.0" />
 		<PackageReference Include="Moq" Version="4.18.2" />
 	</ItemGroup>