diff --git a/ProtoPCB/Readme.md b/ProtoPCB/Readme.md
index 52592d4..8050066 100644
--- a/ProtoPCB/Readme.md
+++ b/ProtoPCB/Readme.md
@@ -4,6 +4,6 @@ Sources are in KiCad 6.0, you can use those to create gerbers or simply order fr
 
 ![ProtoPCB](https://github.com/Kris-Sekula/NABU/blob/main/ProtoPCB/Pictures/ProtoPCB.jpg)
 
-And here is an example of using the proto PCB to build a CF card adapter for NABU
+And here is an example of using the proto PCB to build a CF card adapter for NABU and run CP/M (as per those [Instructions](https://github.com/randomvariations/nabu.cpm/tree/main/cpm22))
 
 ![CF_Adapter](https://github.com/Kris-Sekula/NABU/blob/main/ProtoPCB/Pictures/CF_adapter_usingProto.jpg)