diff --git a/Makefile b/Makefile
index 4eb04cb..7829dc1 100644
--- a/Makefile
+++ b/Makefile
@@ -42,9 +42,9 @@ endif
 ifeq ($(MCU), atmega328p)
 # (8Mhz internal RC-Osz., 2.7V BOD)
 AVRDUDE_MCU=m328p -F
-AVRDUDE_FUSES=lfuse:w:0xc2:m hfuse:w:0xda:m efuse:w:0xfd:m
+AVRDUDE_FUSES=lfuse:w:0xc2:m hfuse:w:0xdc:m efuse:w:0xfd:m
 
-BOOTLOADER_START=0x7800
+BOOTLOADER_START=0x7C00
 endif
 
 # ---------------------------------------------------------------------------
diff --git a/main.c b/main.c
index c70e489..3e37917 100644
--- a/main.c
+++ b/main.c
@@ -55,7 +55,7 @@
 #define SIGNATURE_BYTES		0x1E, 0x94, 0x06
 
 #elif defined (__AVR_ATmega328P__)
-#define VERSION_STRING		"TWIBOOT m328pv2.1"
+#define VERSION_STRING		"TWIBOOTm328pv2.1"
 #define SIGNATURE_BYTES		0x1E, 0x95, 0x0F
 
 #else
@@ -154,7 +154,7 @@
  *   SLA+W, 0x02, 0x02, addrh, addrl, {* bytes}, STO
  */
 
-const static uint8_t info[18] = VERSION_STRING;
+const static uint8_t info[16] = VERSION_STRING;
 const static uint8_t chipinfo[8] = {
 	SIGNATURE_BYTES,