diff --git a/Makefile-AVR b/Makefile-AVR
index 02a432c..4e0a0b9 100644
--- a/Makefile-AVR
+++ b/Makefile-AVR
@@ -114,6 +114,7 @@ TARGET = $(PROGRAM).hex
 SOURCES = $(wildcard *.c)
 
 CFLAGS += -DF_CPU=$(F_CPU)
+CFLAGS += -DMCU_STR=\"$(MCU)\"
 CFLAGS += -mmcu=$(MCU)
 CFLAGS += -g
 CFLAGS += -Wall
diff --git a/mendel.c b/mendel.c
index dd9a99c..e581129 100644
--- a/mendel.c
+++ b/mendel.c
@@ -52,7 +52,7 @@
 
 #ifdef SIMINFO
   #include "../simulavr/src/simulavr_info.h"
-  SIMINFO_DEVICE("atmega644");
+  SIMINFO_DEVICE(MCU_STR);
   SIMINFO_CPUFREQUENCY(F_CPU);
   SIMINFO_SERIAL_IN("D0", "-", BAUD);
   SIMINFO_SERIAL_OUT("D1", "-", BAUD);