diff --git a/README.md b/README.md
index e609b70..3834c98 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ Something about scripts
 - You can modify architecture, mirror, firmware, ssh port, password etc. 
 - Friendly to low memory machine(recommend RAM above 256MB).
 - Ubuntu 22.04 has cancelled net boot start features, so this program don't support Ubuntu 22.04 and above reinstallation(source: https://www.reddit.com/r/Ubuntu/comments/uroape/is_there_a_netbootiso_equivalent_for_2204_jammy/).
-- South Korea debian official mirror(http://ftp.kr.debian.org/debian/) is usually crashed down, so I change mirror of Yamagata university to replace it.
+- South Korea debian official mirror(http://ftp.kr.debian.org/debian/) is usually crashed down, so I change mirror of Kyoto University to replace it.
 ## Download:
 <pre><code>wget --no-check-certificate -qO InstallNET.sh 'https://raw.githubusercontent.com/leitbogioro/Tools/master/Linux_reinstall/InstallNET.sh' && chmod a+x InstallNET.sh</code></pre>
 ## Fully useage sample
@@ -94,7 +94,7 @@ Singapore:
 <pre><code>bash InstallNET.sh -d 11 -v 64 -a -firmware --mirror 'http://ftp.sg.debian.org/debian/'</code></pre>
 South Korea:
 <br />
-<pre><code>bash InstallNET.sh -d 11 -v 64 -a -firmware --mirror 'http://ftp.yz.yamagata-u.ac.jp/debian/'</code></pre>
+<pre><code>bash InstallNET.sh -d 11 -v 64 -a -firmware --mirror 'http://studenno.kugi.kyoto-u.ac.jp/debian/'</code></pre>
 Taiwan:
 <br />
 <pre><code>bash InstallNET.sh -d 11 -v 64 -a -firmware --mirror 'http://ftp.tw.debian.org/debian/'</code></pre>