diff --git a/Makefile b/Makefile
index 2b0b92f..7c03b49 100644
--- a/Makefile
+++ b/Makefile
@@ -1,2 +1,2 @@
 all:
-	$(CC) -I./ -O2 -std=c11 -o nua main.c parse.c vm.c lexer.c -lm
+	$(CC) -D_USE_MATH_DEFINES -I./ -O2 -fopenmp -flto -fwhole-program -g -std=c11 -o nua main.c parse.c vm.c lexer.c -lm -pthread