diff --git a/BitFaster.Caching.UnitTests/BitFaster.Caching.UnitTests.csproj b/BitFaster.Caching.UnitTests/BitFaster.Caching.UnitTests.csproj
index 6faddefe..d2b93e35 100644
--- a/BitFaster.Caching.UnitTests/BitFaster.Caching.UnitTests.csproj
+++ b/BitFaster.Caching.UnitTests/BitFaster.Caching.UnitTests.csproj
@@ -24,7 +24,7 @@
   </ItemGroup>
     
   <ItemGroup Condition="'$(TargetFramework)' == 'net48'">
-    <PackageReference Include="System.Threading.Tasks.Extensions" Version="4.5.4" />
+    <PackageReference Include="System.Threading.Tasks.Extensions" Version="4.6.3" />
   </ItemGroup>
 
   <ItemGroup>