diff --git a/tools/ReFlex.TrackingServer/ReFlex.TrackingServer.csproj b/tools/ReFlex.TrackingServer/ReFlex.TrackingServer.csproj
index 917922f5..100ad021 100644
--- a/tools/ReFlex.TrackingServer/ReFlex.TrackingServer.csproj
+++ b/tools/ReFlex.TrackingServer/ReFlex.TrackingServer.csproj
@@ -59,7 +59,7 @@
     <PackageReference Include="Prism.Core" Version="9.0.537" />
     <PackageReference Include="ServiceStack.Text" Version="10.0.6" />
     <PackageReference Include="SixLabors.ImageSharp" Version="3.1.12" />
-    <PackageReference Include="System.Reactive" Version="6.1.0" />
+    <PackageReference Include="System.Reactive" Version="7.0.0" />
   </ItemGroup>
 
   <ItemGroup>