diff --git a/C64_1351_Mouse/README.md b/C64_1351_Mouse/README.md
index 2280db8..8ed755b 100644
--- a/C64_1351_Mouse/README.md
+++ b/C64_1351_Mouse/README.md
@@ -1,8 +1,10 @@
 ## USB mouse -> 1351 (C64) mouse adapter
 
-#### Library
+#### Requirements
 
-Install USB Host Shield Library 2.0 from Arduino IDE Library Manager.
+- Arduino Pro 16MHz 5V
+- USB Host Shield
+- USB Host Shield Library 2.0 from Arduino IDE Library Manager
 
 #### Pin 9 and 10 needed for TIMER1 - Move SS and INT of USB host shield library away