README.md in poltergeist-1.15.0 vs README.md in poltergeist-1.16.0

@@ -7,11 +7,11 @@
 provided by [PhantomJS](http://phantomjs.org/).
 
 **If you're viewing this at https://github.com/teampoltergeist/poltergeist,
 you're reading the documentation for the master branch.
 [View documentation for the latest release
-(1.15.0).](https://github.com/teampoltergeist/poltergeist/tree/v1.15.0)**
+(1.16.0).](https://github.com/teampoltergeist/poltergeist/tree/v1.16.0)**
 
 ## Getting help ##
 
 Questions should be posted [on Stack
 Overflow, using the 'poltergeist' tag](http://stackoverflow.com/questions/tagged/poltergeist).
@@ -51,13 +51,17 @@
 * *MacPorts*: `sudo port install phantomjs`
 * *Manual install*: [Download this](https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-1.9.8-macosx.zip)
 
 ### Linux ###
 
-* Download the [32 bit](https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-1.9.8-linux-i686.tar.bz2)
-or [64 bit](https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-1.9.8-linux-x86_64.tar.bz2)
+* Download the [32 bit](https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-2.1.1-linux-i686.tar.bz2)
+or [64 bit](https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-2.1.1-linux-x86_64.tar.bz2)
 binary.
 * Extract the tarball and copy `bin/phantomjs` into your `PATH`
+
+_DO NOT_ use `phantomjs` from the official Ubuntu repositories, since it doesn't
+work well with `poltergeist`. More information
+[here](https://github.com/teampoltergeist/poltergeist/issues/866).
 
 ### Windows ###
 * Download the [precompiled binary](https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-1.9.8-windows.zip)
 for Windows