diff --git a/cookbooks/consul/default.rb b/cookbooks/consul/default.rb
index 21b3499..0320fb8 100644
--- a/cookbooks/consul/default.rb
+++ b/cookbooks/consul/default.rb
@@ -1,7 +1,5 @@
 include_recipe './attributes.rb'
 
-include_recipe './prerequisites.rb'
-
 include_recipe './install.rb'
 
 include_recipe './setup.rb'
diff --git a/cookbooks/consul/dnsmasq.rb b/cookbooks/consul/dnsmasq.rb
index a0c2c3f..92286db 100644
--- a/cookbooks/consul/dnsmasq.rb
+++ b/cookbooks/consul/dnsmasq.rb
@@ -1,3 +1,5 @@
+package 'dnsmasq'
+
 %w(dnsmasq resolvconf systemd-resolved).each do |s|
   service s do
     action :nothing
diff --git a/cookbooks/consul/install.rb b/cookbooks/consul/install.rb
index db1fffa..099e904 100644
--- a/cookbooks/consul/install.rb
+++ b/cookbooks/consul/install.rb
@@ -1,53 +1,20 @@
-# -------------------------------------------
-# Calculating the latest `consul` version:
-# -------------------------------------------
-download_url = ''
-tag_version  = ''
+# Install `Consul`:
+KEYSRV = "https://apt.releases.hashicorp.com/gpg"
+ID = "A3219F7B"
 
-begin
-  require 'net/http'
-
-  uri = URI.parse('https://www.consul.io/downloads.html')
-
-  Timeout.timeout(3) do
-    response = Net::HTTP.get_response(uri)
-
-    if response.body =~ /consul_(\d+\.\d+\.\d+)/
-      tag_version = $1
-      download_url = \
-        "#{node['consul']['base_binary_url']}#{tag_version}/consul_#{tag_version}_linux_#{node['consul']['arch']}.zip"
-    end
-  end
-rescue
-  # Abort the chef client process:
-  raise 'Cannot connect to https://www.consul.io/downloads.html'
+execute "apt-key adv --keyserver #{KEYSRV} --recv-keys #{ID}" do
+  not_if "apt-key list | grep #{ID}"
 end
 
-# -------------------------------------------
-# Main Part
-# -------------------------------------------
+# Retrieve the Ubuntu code:
+DIST = run_command('lsb_release -cs').stdout.chomp
 
-# バージョン確認して、アップデート必要かどうか確認
-result = run_command("consul version | grep #{tag_version}", error: false)
-if result.exit_status != 0
-  # Download:
-  execute "wget #{download_url} -O #{node['consul']['tmp_path']}"
-
-  # Unzip:
-  execute "unzip -qo #{node['consul']['tmp_path']}" do
-    cwd '/opt/consul/bin/'
-  end
-
-  file '/opt/consul/bin/consul' do
-    owner 'root'
-    group 'root'
-    mode '755'
-  end
-
-  # Create link:
-  link '/usr/local/bin/consul' do
-    user 'root'
-    to '/opt/consul/bin/consul'
-  end
+# Deploy the `apt` sources:
+template '/etc/apt/sources.list.d/consul.list' do
+  action :create
+  variables(distribution: DIST)
 end
 
+execute 'apt update'
+
+package 'consul'
diff --git a/cookbooks/consul/prerequisites.rb b/cookbooks/consul/prerequisites.rb
deleted file mode 100644
index 87f6d3f..0000000
--- a/cookbooks/consul/prerequisites.rb
+++ /dev/null
@@ -1,14 +0,0 @@
-# Ensure that `unzip` and `dnsmasq` are available:
-%w( unzip dnsmasq ).each do |p|
-  package p do
-    action :install
-  end
-end
-
-%w(/etc/consul.d /var/opt/consul /opt/consul/bin).each do |d|
-  directory d do
-    owner 'root'
-    group 'root'
-    mode '755'
-  end
-end
diff --git a/cookbooks/consul/setup.rb b/cookbooks/consul/setup.rb
index 94ed8af..37d8037 100644
--- a/cookbooks/consul/setup.rb
+++ b/cookbooks/consul/setup.rb
@@ -1,12 +1,6 @@
-remote_file '/etc/supervisor/conf.d/consul.conf' do
-  owner 'root'
-  group 'root'
-  mode '644'
-end
-
 template '/etc/consul.d/config.json' do
-  owner 'root'
-  group 'root'
+  owner 'consul'
+  group 'consul'
   mode '644'
 
   variables(manager: node['consul']['manager'],
@@ -18,17 +12,11 @@ template '/etc/consul.d/config.json' do
 end
 
 remote_file '/etc/consul.d/service-consul.json' do
-  owner 'root'
-  group 'root'
+  owner 'consul'
+  group 'consul'
   mode '644'
 end
 
-execute 'Reload supervisor' do
-  user 'root'
-
-  command '/usr/bin/supervisorctl update'
-end
-
 # iptables settings here:
 %w( 8300/tcp 8301/tcp 8301/udp 8500/tcp ).each do |port|
   execute "ufw allow #{port}" do
diff --git a/cookbooks/consul/templates/etc/apt/sources.list.d/consul.list b/cookbooks/consul/templates/etc/apt/sources.list.d/consul.list
new file mode 100644
index 0000000..16f9f11
--- /dev/null
+++ b/cookbooks/consul/templates/etc/apt/sources.list.d/consul.list
@@ -0,0 +1 @@
+deb [arch=amd64] https://apt.releases.hashicorp.com <%= @distribution %> main