From 6de2f5485fd0a375e4dfe8baadb5241c1529ed4c Mon Sep 17 00:00:00 2001
From: Shenghang Tsai <jackalcooper@gmail.com>
Date: Tue, 6 Jul 2021 15:38:59 +0800
Subject: [PATCH] Add instruction on upgrade pip (#5400)

* add instruction

* refine

* address review

* fix

Co-authored-by: oneflow-ci-bot <69100618+oneflow-ci-bot@users.noreply.github.com>
---
 README.md | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index be7a2582c..29406c12d 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,13 @@
 
   ### System Requirements
 
-  - Python 3.6, 3.7, 3.8
+  - Python 3.6, 3.7, 3.8 (3.9 is available in nightly version)
+  - (**Highly recommended**) Upgrade pip
+
+    ```
+    python3 -m pip install --upgrade pip --user
+    ```
+
   - CUDA Toolkit Linux x86_64 Driver
 
     - CUDA runtime is statically linked into OneFlow. OneFlow will work on a minimum supported driver, and any driver beyond. For more information, please refer to [CUDA compatibility documentation](https://docs.nvidia.com/deploy/cuda-compatibility/index.html).
-- 
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