-package "libsqlite3-dev"
-package "zlib1g-dev"
-package "libbz2-dev"
-package "libboost-dev"
-package "libexpat1-dev"
-package "libsparsehash-dev"
-package "libgd2-xpm-dev"
-package "libicu-dev"
-package "libboost-program-options-dev"
-package "cmake"
-package "make"
-package "g++"
-
-package "sqlite3"
-package "osmosis"
-package "curl"
-package "m4"
-
-package "ruby#{node[:passenger][:ruby_version]}"
-package "rubygems#{node[:passenger][:ruby_version]}"
-gem_package "json"
-gem_package "sqlite3"
-gem_package "sinatra"
-gem_package "sinatra-r18n"
-gem_package "rack-contrib"
+package %w[
+ libsqlite3-dev
+ zlib1g-dev
+ libbz2-dev
+ libboost-dev
+ libexpat1-dev
+ libsparsehash-dev
+ libgd2-xpm-dev
+ libicu-dev
+ libboost-program-options-dev
+ cmake
+ make
+ g++
+]
+
+package %w[
+ sqlite3
+ osmosis
+ curl
+ pbzip2
+]
+
+ruby_version = node[:passenger][:ruby_version]
+
+package "ruby#{ruby_version}"
+
+%w[json sqlite3 sinatra sinatra-r18n rack-contrib].each do |gem|
+ gem_package gem do
+ gem_binary "gem#{ruby_version}"
+ end
+end