diff --git a/board/Makefile b/board/Makefile
index 8ae4b45..b490499 100644
--- a/board/Makefile
+++ b/board/Makefile
@@ -1,4 +1,4 @@
-MCU=attiny441
+MCU=attiny841
 PROGRAMMER=atmelice_isp
 F_CPU=1000000 
 CC=avr-gcc