Update how-to-optimize-compute.md (#689)

content/guides/advanced/how-to-optimize-compute.md

@@ -68,7 +68,7 @@ compute_fn!("My message" => {
 The output of this macro will give you the compute usage before and after your
 code, helping you understand what parts of your program are using the most
 compute. You can find an example of using this macro in the
-[cu_optimizations repository.](https://github.com/solana-developers/cu_optimizations/blob/main/anchor/counter/anchor/programs/counter/src/lib.rs#L18)
+[cu_optimizations repository.](https://github.com/solana-developers/cu_optimizations/blob/main/counterAnchor/anchor/programs/counter/src/lib.rs#L20)
 
 ## Optimizing your Program