diff --git a/.travis.yml b/.travis.yml
index 3bb044c..82244d5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,32 +1,33 @@
 language: c
-sudo: required
+sudo: false
 
-before_install:
-  - curl -OL http://raw.github.com/craigcitro/r-travis/master/scripts/travis-tool.sh
-  - chmod 755 ./travis-tool.sh
-  - ./travis-tool.sh bootstrap
+addons:
+  apt:
+    sources:
+      - r-packages-precise
+    packages:
+      - r-base-dev
+      - r-recommended
+      - pandoc
+      - libxml2-dev
+
+env:
+  global:
+    - R_LIBS_USER=~/R/library
+
+cache:
+  directories:
+    - $R_LIBS_USER
+    - vendor/bundle
 
 install:
-  # Install binary pandoc from Rstudio
-  - export PATH="$HOME/pandoc:$PATH"
-  - mkdir $HOME/pandoc
-  - curl -O https://s3.amazonaws.com/rstudio-buildtools/pandoc-1.12.3.zip
-  - unzip -j pandoc-1.12.3.zip pandoc-1.12.3/linux/debian/x86_64/pandoc
-      -d $HOME/pandoc
-  - chmod +x $HOME/pandoc/pandoc
-  - pandoc --version
-  - rm pandoc-1.12.3.zip
+  - bundle install --jobs=3 --retry=3
+  - mkdir -p "$R_LIBS_USER"
+  - Rscript -e 'if (length(find.package("devtools", quiet = TRUE)) == 0L) { install.packages("devtools", repos = "http://cran.rstudio.com") }'
+  - Rscript -e 'devtools::update_packages("devtools", repos = "http://cran.rstudio.com")'
+  - Rscript -e 'devtools::install_deps(repos = "http://cran.rstudio.com", dependencies = TRUE)'
 
-  # Install jekyll
-  - travis_retry gem install mime-types
-  - travis_retry gem install jekyll -v 2.5.3
-
-  # Install R packages
-  - ./travis-tool.sh r_binary_install knitr png
-  - ./travis-tool.sh r_install        broom purrr jsonlite ggplot2 dplyr tidyr pryr stringr htmlwidgets htmltools microbenchmark
-  - ./travis-tool.sh github_package   hadley/bookdown garrettgman/DSR hadley/readr gaborcsardi/rcorpora hadley/stringr
-
-script: jekyll build
+script: bundle exec jekyll build
 
 after_success:
   - cp -r figures/ _site/figures
diff --git a/DESCRIPTION b/DESCRIPTION
new file mode 100644
index 0000000..d37afcb
--- /dev/null
+++ b/DESCRIPTION
@@ -0,0 +1,32 @@
+Package: r4ds
+Title: R for data science.
+Version: 0.1
+Authors@R: c(
+  person("Hadley", "Wickham", , "hadley@rstudio.com", c("aut", "cre")),
+  person("Garrett", "Grolemund", , "garrett@rstudio.com", "aut")
+  )
+Depends: R (>= 3.1.0)
+URL: https://github.com/hadley/r4ds
+Imports:
+  bookdown,
+  broom,
+  dplyr,
+  DSR,
+  ggplot2,
+  htmltools,
+  htmlwidgets,
+  jsonlite,
+  knitr,
+  microbenchmark,
+  png,
+  pryr,
+  purrr,
+  rcorpora,
+  stringr,
+  tidyr
+Remotes:
+  hadley/bookdown,
+  garrettgman/DSR,
+  hadley/readr,
+  gaborcsardi/rcorpora,
+  hadley/stringr
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..7f2d169
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,5 @@
+source 'https://rubygems.org'
+gem 'mime-types'
+gem 'jekyll', '~>2.5.3'
+gem 'dpl'
+gem 'jmespath'
diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 0000000..97afad8
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,73 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    blankslate (2.1.2.4)
+    classifier-reborn (2.0.4)
+      fast-stemmer (~> 1.0)
+    coffee-script (2.4.1)
+      coffee-script-source
+      execjs
+    coffee-script-source (1.9.1.1)
+    colorator (0.1)
+    dpl (1.8.7)
+    execjs (2.6.0)
+    fast-stemmer (1.0.2)
+    ffi (1.9.10)
+    jekyll (2.5.3)
+      classifier-reborn (~> 2.0)
+      colorator (~> 0.1)
+      jekyll-coffeescript (~> 1.0)
+      jekyll-gist (~> 1.0)
+      jekyll-paginate (~> 1.0)
+      jekyll-sass-converter (~> 1.0)
+      jekyll-watch (~> 1.1)
+      kramdown (~> 1.3)
+      liquid (~> 2.6.1)
+      mercenary (~> 0.3.3)
+      pygments.rb (~> 0.6.0)
+      redcarpet (~> 3.1)
+      safe_yaml (~> 1.0)
+      toml (~> 0.1.0)
+    jekyll-coffeescript (1.0.1)
+      coffee-script (~> 2.2)
+    jekyll-gist (1.3.5)
+    jekyll-paginate (1.1.0)
+    jekyll-sass-converter (1.3.0)
+      sass (~> 3.2)
+    jekyll-watch (1.3.0)
+      listen (~> 3.0)
+    jmespath (1.1.3)
+    kramdown (1.9.0)
+    liquid (2.6.3)
+    listen (3.0.4)
+      rb-fsevent (>= 0.9.3)
+      rb-inotify (>= 0.9)
+    mercenary (0.3.5)
+    mime-types (2.6.2)
+    parslet (1.5.0)
+      blankslate (~> 2.0)
+    posix-spawn (0.3.11)
+    pygments.rb (0.6.3)
+      posix-spawn (~> 0.3.6)
+      yajl-ruby (~> 1.2.0)
+    rb-fsevent (0.9.6)
+    rb-inotify (0.9.5)
+      ffi (>= 0.5.0)
+    redcarpet (3.3.3)
+    safe_yaml (1.0.4)
+    sass (3.4.19)
+    toml (0.1.2)
+      parslet (~> 1.5.0)
+    yajl-ruby (1.2.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  dpl
+  jekyll (~> 2.5.3)
+  jmespath
+  mime-types
+
+BUNDLED WITH
+   1.10.6