diff --git a/README.md b/README.md
index c832eab..ac1f8ac 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,7 @@ ATmega32u4 can be easily changed to act as keyboard and/or mouse too. With keybo
 - [Soarer's programmable AT and PS/2 adapter \(works with X-arcade too\) \(PS2_Soarer_Converter/\)](https://github.com/mcgurk/Arduino-USB-HID-RetroJoystickAdapter/tree/master/PS2_Soarer_Converter)
 - Nintendo Entertainment System controllers (NES) ²
 - Super Nintendo controllers (SNES) ²
+- [Simple one joystick two button Atari-joystick adapter made with Atmel Studio \(should be very compatible\)](https://github.com/mcgurk/Arduino-USB-HID-RetroJoystickAdapter/tree/master/C64_joystick_atmelstudio)
 - (old, don't use: Atari-joysticks (supports Sega Master System controller with 2-fire buttons) (ATARI) ²)
 - (old, don't use: Sony Playstation 1/2 controllers (doesn't support Dualshock or analog features) (PSX) ²)