1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 9aa9a59..753018d 100644
--- a/Makefile
+++ b/Makefile
@@ -10,7 +10,7 @@ $(MAIN): $(OBJ)
 	$(CC) $(LDFLAGS) -o $@ $(OBJ)
 
 .c.o:
-	$(CC) -c $(CFLAGS) $< -o $@
+	$(CC) -c $(CFLAGS) $< -o $@ -O2
 
 clean:
 	-rm -f $(MAIN) $(OBJ)