diff --git a/docs/fsharp/whats-new/fsharp-6.md b/docs/fsharp/whats-new/fsharp-6.md
index 3a44603a54725..d34803512befe 100644
--- a/docs/fsharp/whats-new/fsharp-6.md
+++ b/docs/fsharp/whats-new/fsharp-6.md
@@ -86,7 +86,7 @@ This feature implements [F# RFC FS-1039](https://github.com/fsharp/fslang-design
 
 ## Overloaded custom operations in computation expressions
 
-F# 6 lets you consume [interfaces with default implementations](../../csharp/advanced-topics/interface-implementation/default-interface-methods-versions.md).
+F# 6 lets you use [CustomOperationAttribute](https://fsharp.github.io/fsharp-core-docs/reference/fsharp-core-customoperationattribute.html) on the overloaded methods.
 
 Consider the following use of a computation expression builder `content`: