diff --git a/test/ODataReader.v4UnitTests/ODataReader.v4UnitTests.csproj b/test/ODataReader.v4UnitTests/ODataReader.v4UnitTests.csproj
index b63e690d..e068b1f8 100644
--- a/test/ODataReader.v4UnitTests/ODataReader.v4UnitTests.csproj
+++ b/test/ODataReader.v4UnitTests/ODataReader.v4UnitTests.csproj
@@ -47,7 +47,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="FluentAssertions">
-      <Version>7.0.0</Version>
+      <Version>8.9.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />