diff --git a/README-es.md b/README-es.md
index eee53ed..3bc1b33 100644
--- a/README-es.md
+++ b/README-es.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]
 
 
diff --git a/README-it.md b/README-it.md
index 2a85509..05559a9 100644
--- a/README-it.md
+++ b/README-it.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]
 
 
diff --git a/README-ja.md b/README-ja.md
index 8fecfd9..973164c 100644
--- a/README-ja.md
+++ b/README-ja.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]
 
 原文のコミット [bb0c38c0899339e836c37eead4a9534b06c56662](https://github.com/jlevy/the-art-of-command-line/blob/bb0c38c0899339e836c37eead4a9534b06c56662/README.md)
diff --git a/README-ko.md b/README-ko.md
index 28b6450..101842f 100644
--- a/README-ko.md
+++ b/README-ko.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]
 
 
diff --git a/README-pt.md b/README-pt.md
index 0287157..d9a33f3 100644
--- a/README-pt.md
+++ b/README-pt.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]
 
 
diff --git a/README-ru.md b/README-ru.md
index 37a32a5..e678801 100644
--- a/README-ru.md
+++ b/README-ru.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]
 
 
diff --git a/README-sl.md b/README-sl.md
index ee2434f..2ff5a07 100644
--- a/README-sl.md
+++ b/README-sl.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]
 
 
diff --git a/README-uk.md b/README-uk.md
index fc082da..7affa37 100644
--- a/README-uk.md
+++ b/README-uk.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]
 # Мистецтво командного рядка
 
diff --git a/README-zh.md b/README-zh.md
index 5d6ea85..b4a692b 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]
 
 
diff --git a/README.md b/README.md
index b5a963e..67fe0fc 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 [ Languages:
-[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md)
+[English](README.md), [Español](README-es.md), [Italiano](README-it.md), [日本語](README-ja.md), [한국어](README-ko.md), [Português](README-pt.md), [Русский](README-ru.md), [Slovenščina](README-sl.md), [Українська](README-uk.md), [中文](README-zh.md), [Czech](README-cs.md)
 ]