--- a/makefile
+++ b/makefile
@@ -69,7 +69,7 @@ ifeq ($(DEBUG),1)
 		LDFLAGS += -fsanitize=undefined
 	endif
 else
-	CFLAGS += -O3 -flto -DNDEBUG=1 -DWITHOUT_NANA=1
+	CFLAGS += -DNDEBUG=1 -DWITHOUT_NANA=1
 	SRC_CII += cii/src/mem.c
 endif
 OBJ_CII := $(SRC_CII:.c=.o)
@@ -87,11 +87,8 @@ ifeq  ($(shell uname -n),raspberrypi)
 	CFLAGS += -D__rpi__
 endif
 ifneq ($(DEBUG),1)
-	LDFLAGS += -flto
 	ifeq  ($(shell uname),Darwin)
 		LDFLAGS += -Wl,-S,-x
-	else
-		LDFLAGS += -s
 	endif
 endif
 PREFIX := /usr/local