diff --git a/shell/bundler b/shell/bundler
index dd6db5b..3096051 100644
--- a/shell/bundler
+++ b/shell/bundler
@@ -1,40 +1,5 @@
-# bundler
+# for ruby < 2.2:
+# gem install rubygems-bundler
+# gem regenerate_binstubs
 
-# shall not be bundled: rails, foreman, god
-bundled_commands=(annotate cap capify cucumber guard heroku nanoc rackup rainbows rake rspec ruby shotgun spec spork thin unicorn unicorn_rails irb pry)
-
-_bundler-installed() {
-  which bundle > /dev/null 2>&1
-}
-
-_within-bundled-project() {
-  local check_dir=$PWD
-  local next_check_dir=${check_dir%/*}
-  while [ "$next_check_dir" != "" ]; do
-    [[ -f "$check_dir/Gemfile" ]] && return
-    check_dir="$next_check_dir"
-    next_check_dir=${check_dir%/*}
-  done
-  false
-}
-
-_run-with-bundler() {
-  if _bundler-installed && _within-bundled-project; then
-    bundle exec $@
-  else
-    $@
-  fi
-}
-
-for cmd in ${bundled_commands[@]}; do
-  eval "function bundled_$cmd () { _run-with-bundler $cmd \$@; }"
-  alias $cmd=bundled_$cmd
-
-  if [[ -n $ZSH_VERSION ]]; then
-    if declare -f _$cmd > /dev/null 2>&1; then
-      compdef _$cmd bundled_$cmd=$cmd
-    fi
-  fi
-done
-
-# vim: ft=zsh
+export RUBYGEMS_GEMDEPS='-'