diff --git a/aspnetcore/mvc/models/model-binding.md b/aspnetcore/mvc/models/model-binding.md
index a7a6161665..5810ece837 100644
--- a/aspnetcore/mvc/models/model-binding.md
+++ b/aspnetcore/mvc/models/model-binding.md
@@ -472,7 +472,7 @@ An uploaded file included in the HTTP request.  Also supported is `IEnumerable<I
 
 ### CancellationToken
 
-Used to cancel activity in asynchronous controllers.
+Actions can optionally bind a `CancellationToken` as a parameter. This binds <xref:Microsoft.AspNetCore.Http.HttpContext.RequestAborted> that signals when the connection underlying the HTTP request is aborted. Actions can use this parameter to cancel long running async operations that are executed as part of the controller actions.
 
 ### FormCollection