From 418af4ac6b35f48c899c4ebc17c5913ab91cbfc7 Mon Sep 17 00:00:00 2001
From: Kali Kaneko <kali@leap.se>
Date: Tue, 3 Oct 2017 03:12:20 +0200
Subject: [PATCH] add missing dependency

---
 README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 28b31df..f7d85a7 100644
--- a/README.md
+++ b/README.md
@@ -56,7 +56,7 @@ program called `amber`.
 
 To install on Debian or Ubuntu (Wheezy or later):
 
-    sudo apt-get install ruby ruby-dev
+    sudo apt-get install ruby ruby-dev libz-dev
     sudo gem install amber
 
 To install on Mac, see below. Check https://github.com/leapcode/amber for more
@@ -277,4 +277,4 @@ Alternately, if you want different versions of ruby installed, consider:
 Installing on Windows
 ----------------------------------------
 
-Windows is not yet supported.
\ No newline at end of file
+Windows is not yet supported.
-- 
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