Merge pull request #3972 from mitchellh/pr-3777

instructions for installing with chocolatey

website/source/intro/getting-started/setup.html.md

@@ -71,10 +71,18 @@ alternatives available.
 
 ### Homebrew
 
-If you're using OS X and [Homebrew](http://brew.sh), you can install Packer:
+If you're using OS X and [Homebrew](http://brew.sh), you can install Packer by
+running:
 
     $ brew install packer
 
+### Chocolatey
+
+If you're using Windows and [Chocolatey](http://chocolatey.org), you can
+install Packer by running:
+
+    choco install packer
+
 ## Troubleshooting
 
 On some RedHat-based Linux distributions there is another tool named `packer`