diff --git a/Makefile b/Makefile
index ba10537..784ebc9 100644
--- a/Makefile
+++ b/Makefile
@@ -19,6 +19,10 @@ CFLAGS += -O3 -flto
 CFLAGS += -D_XOPEN_SOURCE=700
 CFLAGS += -march=native
 
+# For profiling
+# CFLAGS += -pg
+# CFLAGS += -static-libgcc
+
 SRC = main.c sud.c solve.c
 OBJ = $(SRC:.c=.o)