diff --git a/README.md b/README.md
index c7ecd7f..29c97ab 100644
--- a/README.md
+++ b/README.md
@@ -21,11 +21,12 @@ Round two:
 # Bill of Materials
 See the `BoM/` directory for the bill of materials spreadsheets.
 
-There are three PCBs to be manufactured, requiring three BoMs:
+There are three PCBs to be manufactured, requiring three BoMs.
+Converting the three below to BoMs suitable for ProtoExpress.
 
 * Camera --- Initial draft.
 * FPGA --- Draft, some Mouser parts.
-* USB --- Currently just a template.
+* USB --- Initial draft.
 
 
 # Upstream