diff --git a/docs/multi-platform-build.md b/docs/multi-platform-build.md
index a137944b6d7..df88b22c8a8 100644
--- a/docs/multi-platform-build.md
+++ b/docs/multi-platform-build.md
@@ -24,10 +24,16 @@ brew install Caskroom/cask/xquartz wine mono
 
 To build app in distributable format for Linux on OS X:
 ```
-brew install ruby gnu-tar libicns
+brew install ruby gnu-tar libicns imagemagick graphicsmagick
 gem install fpm
 ```
 
-Please note — Windows codesign supported currently only on Windows.
+## Linux
+To build app in distributable format for Linux:
+```
+sudo apt-get install icnsutils graphicsmagick
+```
+
+## Windows
 
-Linux and Windows: not documented yet.
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+Not documented yet.
\ No newline at end of file