From 536a3fd48a28b4b68c42c338d9648c97ff134f4a Mon Sep 17 00:00:00 2001
From: CancanQi <48548477+CancanQi@users.noreply.github.com>
Date: Tue, 4 May 2021 21:03:47 +0200
Subject: [PATCH] Update README.md

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 544defd..e5b9eac 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,8 @@ For additional details on methods and results please go our [manuscript](link to
 ```R
 library(devtools)
 install_github("CancanQi/BronchiCellPred")
+## or 
+install_github("CancanQi/BronchiCellPred",ref="HEAD")
 ```
 
 ## Quick start