diff --git a/README.md b/README.md
index 89a63d1..eb80461 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Cartridge horizontal adapter
+# RCEU2215 - Cartridge Horizontal Adapter
 Cartridge vertical to horizontal adapter, i.e. for C128DCR and 1541 Ultimate