From 740a1223bbc4a5e3274481a05d9256c6dabca83c Mon Sep 17 00:00:00 2001
From: kojix2 <2xijok@gmail.com>
Date: Tue, 16 Feb 2021 19:28:12 +0900
Subject: [PATCH] Update README.md

* Support Ubuntu 20 and 21
---
 README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 9e5f180..f9bf755 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ gem specific_install https://github.com/SciRuby/iruby
 
 Install Jupyter with [Anaconda](https://www.anaconda.com/) (recommended).
 
-#### 17.04 to 19.04
+#### Ubuntu 17+
 
 ```shell
 sudo apt install libtool libffi-dev ruby ruby-dev make
@@ -43,7 +43,7 @@ gem install iruby --pre
 iruby register --force
 ```
 
-#### 16.04
+#### Ubuntu 16
 
 CZTop requires CZMQ >= 4.0.0 and ZMQ >= 4.2.0. The official packages for Ubuntu 16.04 don't satisfy these version requrements, so you need to install from source.