--- a/Makefile	2022-10-26 12:12:53.000000000 +0300
+++ b/Makefile	2022-11-02 23:08:51.607642251 +0300
@@ -1,4 +1,4 @@
-EXTRA_CFLAGS += -O1
+EXTRA_CFLAGS += -Os
 #EXTRA_CFLAGS += -O3
 #EXTRA_CFLAGS += -Wall
 #EXTRA_CFLAGS += -Wextra