1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 8ac277b..3764fe4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 CC = avr-gcc
-CFLAGS = -Wall -Werror -mmcu=avr25 -D__AVR_ATtiny828__
+CFLAGS = -std=gnu99 -Wpedantic -Wall -Werror -mmcu=avr25 -D__AVR_ATtiny828__
 OBJCOPY = avr-objcopy
 
 all: tamper.hex