--- a/mod_compression/README.markdown	Sun Feb 05 16:05:47 2017 +0100
+++ b/mod_compression/README.markdown	Mon Feb 06 02:47:37 2017 +0100
@@ -16,10 +16,16 @@
 Prosody uses. However you will need to install zlib support for Lua on
 your system. There are different ways of doing this depending on your
 system. If in doubt whether it is installed correctly, the command
-`lua-lzlib` in a console should open a Lua prompt with no errors.
+`lua -lzlib` in a console should open a Lua prompt with no errors.
+
+Debian/Ubuntu
+:   `apt-get install lua-zlib`
 
-For more information on obtaining lua-zlib for your platform, see the
-[dependencies page][doc:depends].
+LuaRocks
+:   `luarocks install lua-zlib`
+
+Source
+:   <https://github.com/brimworks/lua-zlib>
 
 # Usage