diff --git a/README.md b/README.md
index 488dafa..2faf108 100644
--- a/README.md
+++ b/README.md
@@ -24,3 +24,4 @@ the keyboard matrix is connected to eight Address lines, A8 to A15, but the erro
 And I will upload kiCad files after I know revision 1.6 is working well.
 
 I noticed that somehow I hadn't uploaded a correct BOM, so I added the Bill of material file in the form of and .ODS (open officie spreadsheet) file
+The BOM contains exact component designators for all components used from either farnell or mouser, so you will know EXACTLY which components to buy.