diff --git a/Vagrantfile b/Vagrantfile
new file mode 100644
index 0000000..8e2664d
--- /dev/null
+++ b/Vagrantfile
@@ -0,0 +1,40 @@
+Vagrant.configure("2") do |config|
+  config.ssh.forward_agent = true
+
+  config.vm.box = "ubuntu/trusty64"
+  config.vm.box_check_update = false
+  config.vm.hostname = 'prax'
+
+  config.vm.network "forwarded_port", guest: 80, host: 8080
+  config.vm.network "forwarded_port", guest: 443, host: 4343
+
+  config.vm.provider :virtualbox do |vb, override|
+    vb.gui = false
+  end
+
+  config.vm.provider :lxc do |lxc, override|
+    override.vm.box = "fgrehm/trusty64-lxc"
+    lxc.container_name = config.vm.hostname
+  end
+
+  config.vm.define :rvm do |app|
+    app.vm.provision :shell, inline: <<-SH
+    set -e
+    sudo apt-get install iptables --yes
+
+    gpg --keyserver hkp://keys.gnupg.net --recv-keys D39DC0E3
+    curl -sSL https://get.rvm.io | bash -s stable
+
+    addgroup vagrant rvm
+    echo "source /usr/local/rvm/scripts/rvm\nrvm use 2.1" | sudo -u vagrant tee /home/vagrant/.praxconfig
+    echo "install: --no-ri --no-rdoc --env-shebang\nupdate: --no-ri --no-rdoc --env-shebang" | sudo -u vagrant tee /home/vagrant/.gemrc
+
+    source /usr/local/rvm/scripts/rvm
+    rvm install 2.1
+    rvm use 2.1 && gem install rack
+
+    rvm install 1.9
+    rvm use 1.9 && gem install rack
+    SH
+  end
+end
diff --git a/libexec/prax-start b/libexec/prax-start
index 391cf65..5ccfdab 100755
--- a/libexec/prax-start
+++ b/libexec/prax-start
@@ -1,17 +1,26 @@
 #!/usr/bin/env bash
 # Usage: prax start
 # Summary: Start Prax proxy server
+
+# cleanup RVM from $PATH
+for path in "$HOME/.rvm", "/usr/local/rvm"; do
+  if [ -f "$path/scripts/rvm" ]; then
+    source "$path/scripts/rvm"
+    rvm use system > /dev/null
+  fi
+done
+
 set -e
 
-# Loads user config (if present)
+# keep a copy of original path (to spawn ruby sub-processes)
+export ORIG_PATH="$PATH"
+
+# load user config (if present)
 [ -f "$HOME/.praxconfig" ] && source "$HOME/.praxconfig"
 
-# kills any running instance
+# kill any running instance
 prax stop
 
-# keeps a copy of original path (to spawn ruby sub-processes)
-export ORIG_PATH="$PATH"
-
-# starts instance
+# start instance
 cd "$PRAX_ROOT"
 exec "ruby" "$PRAX_ROOT/lib/prax/command.rb" $*