diff --git a/Makefile b/Makefile
index bf9c1f2..7399e93 100644
--- a/Makefile
+++ b/Makefile
@@ -73,7 +73,7 @@ leaks: CFLAGS += -fsanitize=address
 leaks: clean $(NAME)
 
 valgrind: clean $(NAME)
-	valgrind --leak-check=full --show-leak-kinds=all ./$(NAME)
+	valgrind --leak-check=full --show-leak-kinds=all ./$(NAME) -p 4 67 9 76 98 7 1
 
 .PHONY: all clean fclean re gcc