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-rw-r--r--kernel/Makefile.inc2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/Makefile.inc b/kernel/Makefile.inc
index 9515034..d00f6ce 100644
--- a/kernel/Makefile.inc
+++ b/kernel/Makefile.inc
@@ -11,7 +11,7 @@ OBJCOPY= avr-objcopy
OBJDUMP= avr-objdump
SIZE= avr-size
-CFLAGS= -mmcu=${MCU} -Wall -O2 -DF_CPU=${F_CPU}
+CFLAGS= -mmcu=${MCU} -Wall -Os -DF_CPU=${F_CPU}
LDFLAGS= -mmcu=${MCU} -Wl,-Map,${PROG}.map
.SUFFIXES: .lst .hex .bin .srec .ehex .ebin .esrec