diff --git a/README.md b/README.md
index e270498..d54702b 100644
--- a/README.md
+++ b/README.md
@@ -28,25 +28,27 @@ Currently hardware implements basic functionality for playing games - ROM emulat
 Instructions below are mostly written for Windows users and point to Windows specific executables.
 
 1. Download latest zip files from [releases tab](https://github.com/Polprzewodnikowy/SummerCollection/releases).
-2. Order PCBs in your farovite company, all gerbers, bill of materials and schematics are in **`SummerCart64_PCB-main-[version].zip`** file.
+2. Order PCBs in your farovite company, all gerbers, bill of materials and schematics are in **`SummerCart64_PCB-[version].zip`** file.
 3. Order all necessary components, eg. in [Mouser](https://mouser.com/).
 4. Solder all components onto the PCB.
 5. Connect flashcart to PC.
 6. Download [FT_PROG](https://www.ftdichip.com/Support/Utilities.htm#FT_PROG) from FTDI website.
 7. Open FT_PROG and scan for devices.
-8. Load `ftdi-template.xml` from **`SummerCart64-main-[version].zip`** located in `hw` folder.
+8. Load `ftdi-template.xml` from **`SummerCart64-[version].zip`** located in `hw` folder.
 9. Program FTDI chip, then right click on the device and select "Cycle port"
 10. Download and install [Arrow USB Blaster drivers](https://shop.trenz-electronic.de/en/Download/?path=Trenz_Electronic/Software/Drivers/Arrow_USB_Programmer/Arrow_USB_Programmer_2.4) from Trenz Electronic website.
 11. Download and install [QuartusProgrammer](https://download.altera.com/akdlm/software/acdsinst/20.1std/711/ib_installers/QuartusProgrammerSetup-20.1.0.711-windows.exe) from Intel website.
 12. Click on "Hardware Setup..." button and select "Arrow-USB-Blaster [AR*xxxxxx*]" in "Currently selected hardware", then close window.
 13. Click on "Auto Detect" button and select "10M08SC" option.
-14. Click on the newly shown row, then click on "Change File..." button and select `SummerCart64.pof` file from **`SummerCart64-main-[version].zip`** located in `fw/output_files` folder.
+14. Click on the newly shown row, then click on "Change File..." button and select `SummerCart64.pof` file from **`SummerCart64-[version].zip`** located in `fw/output_files` folder.
 15. Select "Program/Configure" and "Verify" checkboxes.
 16. Click on "Start" button and wait for operation to finish.
-17. Download latest release of [N64-UNFLoader](https://github.com/buu342/N64-UNFLoader).
-18. Insert flashcart in the Nintendo 64.
-19. Upload ROM by executing `UNFLoader -r your_rom_file.n64`
-20. Turn on console and enjoy playing homebrew games on real hardware.
+17. Download and install avrdude.
+18. Program ATtiny45 with `UltraCIC-III.hex` file from **`SummerCart64-[version].zip`** located in `sw/cic` folder, more information is available [here](https://github.com/ManCloud/UltraCIC-III).
+19. Download latest release of [N64-UNFLoader](https://github.com/buu342/N64-UNFLoader).
+20. Insert flashcart in the Nintendo 64.
+21. Upload ROM by executing `UNFLoader -r your_rom_file.n64`
+22. Turn on console and enjoy playing homebrew games on real hardware.
 
 
 ## Issues