From 0868da0e07bd15d336a7ca62e3b86eb562dc1026 Mon Sep 17 00:00:00 2001
From: zacharyburnett <zachary.r.burnett@gmail.com>
Date: Wed, 17 Jan 2024 11:55:41 -0500
Subject: [PATCH] add note to README

---
 README.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/README.md b/README.md
index a374349..5073730 100644
--- a/README.md
+++ b/README.md
@@ -47,6 +47,12 @@ The program is designed to be run during a flight and display information in a t
 > [!TIP]
 > Add `--help` to any command to show usage instructions.
 
+> [!NOTE]
+> On MacOS or Linux, you may need to give the file executable permissions to run it:
+> ```shell
+> chmod +x packetraven
+> ```
+
 5. You should now see the user interface. Resize your terminal window or decrease the font size as needed.
     ![starting screen](https://github.com/UMDBPP/PacketRaven/blob/main/docs/images/example1_log.png)