diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 14c9201e..74932199 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -40,12 +40,12 @@ jobs:
     strategy:
       matrix:
         os:
-          - 'amazonlinux'
           - 'amazonlinux-2'
-          - 'debian-8'
           - 'debian-9'
+          - 'debian-10'
           - 'ubuntu-1604'
           - 'ubuntu-1804'
+          - 'ubuntu-2004'
           - 'centos-7'
         suite:
           - 'default'
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3e404b2a..730455cd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,11 +2,12 @@
 
 All notable changes to this project will be documented in this file.
 
-## Unreleased
+## 2.0.0 (2020-08-05)
 
-- resolved cookstyle error: libraries/provider_carbon_conf_accumulator.rb:37:7 refactor: `ChefModernize/ActionMethodInResource`
-- resolved cookstyle error: libraries/provider_storage_conf_accumulator.rb:37:7 refactor: `ChefModernize/ActionMethodInResource`
-- Fix frozen method error in libraries/chef_graphite_carbon_config_converter.rb
+- Replace poise-python cookbook with sous-chef pyenv cookbook ([#350])
+- Default Python version installed is latest (v3.8.5)
+- Default Graphite version installed is latest (v1.1.7)
+- Default Django version installed is latest (v3.0.9)
 
 ## 1.3.0 (2020-06-06)
 
diff --git a/README.md b/README.md
index 6f0cc737..3a2538ff 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ This cookbook is maintained by the Sous Chefs. The Sous Chefs are a community of
 
 ### Cookbooks
 
-- poise-python
+- pyenv
 
 ## Attributes
 
@@ -79,7 +79,7 @@ Some of this weirdness may not really be needed, so send us a PR if you fix it b
 
 ### uwsgi
 
-Start a uwsgi runit service for graphite-web. That's it.
+Start a uwsgi systemd service for graphite-web. That's it.
 
 ### Various internal recipes
 
@@ -93,7 +93,7 @@ It's like a treasure hunt.
 
 Management for the various [Carbon](https://github.com/graphite-project/carbon) services which receive your metrics and write them to disk.
 
-- `graphite_service`: sets up a carbon service with runit, essentially a glorified `runit_service`. Carbon configuration should be defined first with one of the `graphite_carbon_*` resources. Multiple daemons can be run by using multiple resources with names such as `cache:a`, `cache:b`, etc..
+- `graphite_service`: sets up a carbon service with systemd, essentially a glorified `systemd_unit`. Carbon configuration should be defined first with one of the `graphite_carbon_*` resources. Multiple daemons can be run by using multiple resources with names such as `cache:a`, `cache:b`, etc..
 - `graphite_carbon_aggregator`: data driven resource for carbon-aggregator configuration
 - `graphite_carbon_cache`: data driven resource for carbon-cache configuration
 - `graphite_carbon_relay`: data driven resource for carbon-cache configuration
@@ -113,7 +113,7 @@ Write the configuration file for [Graphite Web](https://github.com/graphite-proj
 
 Yes it's [writing python via ruby](https://github.com/sous-chefs/graphite/blob/master/libraries/chef_graphite_python.rb#L14).
 
-A runit service definition is provided to [start a uwsgi process](https://github.com/sous-chefs/graphite/blob/master/example/graphite_example/recipes/single_node.rb#L105), but note that choice of web server for proxying to the application server is left up to you. No more hard Apache dependency!
+A systemd service unit definition is provided to [start a uwsgi process](https://github.com/sous-chefs/graphite/blob/master/recipes/uwsgi.rb), but note that choice of web server for proxying to the application server is left up to you. No more hard Apache dependency!
 
 ### Accumulators
 
diff --git a/attributes/default.rb b/attributes/default.rb
index cec1818b..9db14259 100644
--- a/attributes/default.rb
+++ b/attributes/default.rb
@@ -17,7 +17,7 @@
 # limitations under the License.
 #
 
-default['graphite']['version'] = '1.1.3'
+default['graphite']['version'] = '1.1.7'
 # You may set versions of Twisted and Django packages explicitly, otherwise it
 # installs actual versions of these packages as dependecies
 default['graphite']['twisted_version'] = ''
@@ -66,7 +66,7 @@
   case node['platform_family']
   when 'debian'
     %w(libcairo2-dev libffi-dev python-rrdtool)
-  when 'rhel'
+  when 'rhel', 'amazon'
     %w(cairo-devel libffi-devel python-rrdtool bitmap-fonts)
   else
     []
diff --git a/attributes/uwsgi.rb b/attributes/uwsgi.rb
index b51a65a7..8dce8e07 100644
--- a/attributes/uwsgi.rb
+++ b/attributes/uwsgi.rb
@@ -25,5 +25,4 @@
 default['graphite']['uwsgi']['carbon'] = '127.0.0.1:2003'
 default['graphite']['uwsgi']['listen_http'] = false
 default['graphite']['uwsgi']['port'] = 8080
-default['graphite']['uwsgi']['service_type'] = 'runit'
 default['graphite']['uwsgi']['buffer-size'] = '4096'
diff --git a/kitchen.dokken.yml b/kitchen.dokken.yml
index 436bd28c..2b9de91d 100644
--- a/kitchen.dokken.yml
+++ b/kitchen.dokken.yml
@@ -16,26 +16,21 @@ verifier:
   name: inspec
 
 platforms:
-  - name: amazonlinux
-    driver:
-      image: dokken/amazonlinux
-      pid_one_command: /sbin/init
-
   - name: amazonlinux-2
     driver:
       image: dokken/amazonlinux-2
       pid_one_command: /usr/lib/systemd/systemd
 
-  - name: debian-8
+  - name: debian-9
     driver:
-      image: dokken/debian-8
+      image: dokken/debian-9
       pid_one_command: /bin/systemd
       intermediate_instructions:
         - RUN /usr/bin/apt-get update
 
-  - name: debian-9
+  - name: debian-10
     driver:
-      image: dokken/debian-9
+      image: dokken/debian-10
       pid_one_command: /bin/systemd
       intermediate_instructions:
         - RUN /usr/bin/apt-get update
@@ -58,3 +53,10 @@ platforms:
       pid_one_command: /bin/systemd
       intermediate_instructions:
         - RUN /usr/bin/apt-get update
+
+  - name: ubuntu-20.04
+    driver:
+      image: dokken/ubuntu-20.04
+      pid_one_command: /bin/systemd
+      intermediate_instructions:
+        - RUN /usr/bin/apt-get update
diff --git a/kitchen.yml b/kitchen.yml
index 202fe74b..fbe67c46 100644
--- a/kitchen.yml
+++ b/kitchen.yml
@@ -10,15 +10,13 @@ verifier:
   name: inspec
 
 platforms:
-  - name: amazonlinux
-    driver_config:
-      box: mvbcoding/awslinux
+  - name: amazonlinux-2
   - name: centos-7
-  - name: debian-8
   - name: debian-9
-  - name: ubuntu-14.04
+  - name: debian-10
   - name: ubuntu-16.04
   - name: ubuntu-18.04
+  - name: ubuntu-20.04
 
 suites:
   - name: default
@@ -26,7 +24,6 @@ suites:
       - recipe[test::single_node]
     attributes:
       graphite:
-        listen_port: "8080"
         uwsgi:
           workers: 4
           listen_http: true
diff --git a/metadata.rb b/metadata.rb
index 0d55d0b3..0bbbb6fa 100644
--- a/metadata.rb
+++ b/metadata.rb
@@ -4,17 +4,15 @@
 license          'Apache-2.0'
 description      'Installs/Configures graphite'
 
-version          '1.3.0'
+version          '2.0.0'
 
-supports 'ubuntu'
-supports 'debian'
-supports 'redhat'
-supports 'centos'
-supports 'scientific'
-supports 'oracle'
+supports 'ubuntu', '>= 16.0'
+supports 'debian', '>= 9.0'
+supports 'redhat', '>= 7.0'
+supports 'centos', '>= 7.0'
 
-depends  'poise-python', '>= 1.5'
+depends  'pyenv', '>= 3.1'
 
 source_url 'https://github.com/sous-chefs/graphite'
 issues_url 'https://github.com/sous-chefs/graphite/issues'
-chef_version '>= 13'
+chef_version '>= 14'
diff --git a/recipes/_carbon_packages.rb b/recipes/_carbon_packages.rb
index c9057cf1..51181ec0 100644
--- a/recipes/_carbon_packages.rb
+++ b/recipes/_carbon_packages.rb
@@ -23,22 +23,21 @@
 # Compliler is needed to build Twisted gem on this step
 package platform_family?('debian') ? 'build-essential' : 'gcc'
 
-python_package 'Twisted' do
+pyenv_pip 'twisted' do
+  virtualenv node['graphite']['base_dir']
   user node['graphite']['user']
-  group node['graphite']['group']
   version node['graphite']['twisted_version']
-  virtualenv node['graphite']['base_dir']
 end
 
-python_package 'carbon' do
+pyenv_pip 'carbon' do
   package_name lazy {
     node['graphite']['package_names']['carbon'][node['graphite']['install_type']]
   }
+
+  virtualenv node['graphite']['base_dir']
+  user node['graphite']['user']
   version lazy {
     node['graphite']['install_type'] == 'package' ? node['graphite']['version'] : nil
   }
-  user node['graphite']['user']
-  group node['graphite']['group']
-  install_options '--no-binary=:all:'
-  virtualenv node['graphite']['base_dir']
+  options '--no-binary=:all:'
 end
diff --git a/recipes/_directories.rb b/recipes/_directories.rb
index 87e6ac41..b7b6edef 100644
--- a/recipes/_directories.rb
+++ b/recipes/_directories.rb
@@ -17,6 +17,11 @@
 # limitations under the License.
 #
 
+directory node['graphite']['base_dir'] do
+  owner node['graphite']['user']
+  group node['graphite']['group']
+end
+
 directory node['graphite']['storage_dir'] do
   owner node['graphite']['user']
   group node['graphite']['group']
diff --git a/recipes/_web_packages.rb b/recipes/_web_packages.rb
index f6622555..3b34b6f6 100644
--- a/recipes/_web_packages.rb
+++ b/recipes/_web_packages.rb
@@ -19,30 +19,28 @@
 
 package Array(node['graphite']['system_packages'])
 
-python_package 'django' do
+pyenv_pip 'django' do
+  virtualenv node['graphite']['base_dir']
   user node['graphite']['user']
-  group node['graphite']['group']
   version node['graphite']['django_version']
-  virtualenv node['graphite']['base_dir']
 end
 
-python_package 'uwsgi' do
+pyenv_pip 'uwsgi' do
+  virtualenv node['graphite']['base_dir']
   user node['graphite']['user']
-  group node['graphite']['group']
   options '--isolated'
-  virtualenv node['graphite']['base_dir']
 end
 
-python_package 'graphite_web' do
+pyenv_pip 'graphite_web' do
   package_name lazy {
     key = node['graphite']['install_type']
     node['graphite']['package_names']['graphite_web'][key]
   }
+
+  virtualenv node['graphite']['base_dir']
+  user node['graphite']['user']
   version lazy {
     node['graphite']['version'] if node['graphite']['install_type'] == 'package'
   }
-  user node['graphite']['user']
-  group node['graphite']['group']
-  install_options '--no-binary=:all:'
-  virtualenv node['graphite']['base_dir']
+  options '--no-binary=:all:'
 end
diff --git a/recipes/carbon.rb b/recipes/carbon.rb
index a5516371..b3d74672 100644
--- a/recipes/carbon.rb
+++ b/recipes/carbon.rb
@@ -17,25 +17,10 @@
 # limitations under the License.
 #
 
-python_runtime 'carbons_python' do
-  provider :system
-  version '2.7'
-  options pip_version: true
-end
-
 include_recipe 'graphite::_user'
+include_recipe 'graphite::_directories'
 
-directory node['graphite']['base_dir'] do
-  owner node['graphite']['user']
-  group node['graphite']['group']
-end
-
-python_virtualenv node['graphite']['base_dir'] do
-  user node['graphite']['user']
-  group node['graphite']['group']
-end
+graphite_python 'carbons_python'
 
-include_recipe 'graphite::_user'
 include_recipe 'graphite::_carbon_packages'
-include_recipe 'graphite::_directories'
 include_recipe 'graphite::_carbon_config'
diff --git a/recipes/web.rb b/recipes/web.rb
index 59421402..d8acc00b 100644
--- a/recipes/web.rb
+++ b/recipes/web.rb
@@ -17,17 +17,12 @@
 # limitations under the License.
 #
 
-python_runtime 'webs_python' do
-  provider :system
-  version '2.7'
-  options pip_version: true
-end
+include_recipe 'graphite::_user'
+include_recipe 'graphite::_directories'
 
-python_virtualenv node['graphite']['base_dir']
+graphite_python 'webs_python'
 
-include_recipe 'graphite::_user'
 include_recipe 'graphite::_web_packages'
-include_recipe 'graphite::_directories'
 
 basedir = node['graphite']['base_dir']
 docroot = node['graphite']['doc_root']
diff --git a/resources/carbon_cache.rb b/resources/carbon_cache.rb
index 2e76004e..19315c54 100644
--- a/resources/carbon_cache.rb
+++ b/resources/carbon_cache.rb
@@ -21,14 +21,10 @@
 property :config, [Hash, nil], default: nil
 
 action :create do
-  python_package backend_name do
-    backend_attributes.each { |attr, value| send(attr, value) }
-    Chef::Log.info "Installing storage backend: #{package_name}"
-    action :install
-    user node['graphite']['user']
-    group node['graphite']['group']
-    install_options '--no-binary=:all:'
+  pyenv_pip backend_name do
     virtualenv node['graphite']['base_dir']
+    user node['graphite']['user']
+    options '--no-binary=:all:'
   end
 end
 
diff --git a/resources/python.rb b/resources/python.rb
new file mode 100644
index 00000000..97055dc7
--- /dev/null
+++ b/resources/python.rb
@@ -0,0 +1,27 @@
+property :pyenv_name, String, name_property: true
+property :python_version, String, default: '3.8.5'
+property :user, String, default: lazy { node['graphite']['user'] }
+property :graphite_dir, String, default: lazy { node['graphite']['base_dir'] }
+
+action :install do
+  pyenv_user_install new_resource.pyenv_name do
+    user new_resource.user
+  end
+
+  pyenv_python new_resource.python_version do
+    user new_resource.user
+  end
+
+  pyenv_global new_resource.python_version do
+    user new_resource.user
+  end
+
+  pyenv_pip 'virtualenv' do
+    user new_resource.user
+  end
+
+  pyenv_script 'setup graphite virtualenv' do
+    code "virtualenv #{new_resource.graphite_dir}"
+    user new_resource.user
+  end
+end
diff --git a/resources/storage.rb b/resources/storage.rb
index 0dd73ede..b2be8c40 100644
--- a/resources/storage.rb
+++ b/resources/storage.rb
@@ -39,14 +39,14 @@
 
 action_class do
   def manage_python_pip(resource_action)
-    python_package new_resource.package_name do
-      version new_resource.version if new_resource.version
-      Chef::Log.info 'Installing whisper pip package'
+    pyenv_pip new_resource.package_name do
       action resource_action
-      user node['graphite']['user']
-      group node['graphite']['group']
-      install_options '--no-binary=:all:'
+
       virtualenv node['graphite']['base_dir']
+      user node['graphite']['user']
+      version new_resource.version if new_resource.version
+      Chef::Log.info 'Installing whisper pip package'
+      options '--no-binary=:all:'
     end
   end
 
diff --git a/spec/recipes/_carbon_package_spec.rb b/spec/recipes/_carbon_package_spec.rb
index fce76f1d..c0bc07d5 100644
--- a/spec/recipes/_carbon_package_spec.rb
+++ b/spec/recipes/_carbon_package_spec.rb
@@ -4,6 +4,6 @@
   let(:chef_run) { ChefSpec::SoloRunner.new(platform: 'ubuntu', version: '16.04').converge(described_recipe) }
 
   it 'installs python runtime' do
-    expect(chef_run).to install_python_runtime('carbons_python')
+    expect(chef_run).to install_graphite_python('carbons_python')
   end
 end
diff --git a/spec/recipes/_web_packages_spec.rb b/spec/recipes/_web_packages_spec.rb
index 6084b177..ebdac84b 100644
--- a/spec/recipes/_web_packages_spec.rb
+++ b/spec/recipes/_web_packages_spec.rb
@@ -13,13 +13,13 @@
     end
 
     it 'installs a django python package' do
-      expect(chef_run).to install_python_package('django')
+      expect(chef_run).to install_pyenv_pip('django')
     end
 
     it 'installs a specific version of graphite_web python package' do
-      expect(chef_run).to install_python_package('graphite_web').with(
+      expect(chef_run).to install_pyenv_pip('graphite_web').with(
         package_name: 'graphite-web',
-        version: '1.1.3'
+        version: '1.1.7'
       )
     end
   end
diff --git a/test/fixtures/cookbooks/test/recipes/single_node.rb b/test/fixtures/cookbooks/test/recipes/single_node.rb
index 01b6ff32..af7700c5 100644
--- a/test/fixtures/cookbooks/test/recipes/single_node.rb
+++ b/test/fixtures/cookbooks/test/recipes/single_node.rb
@@ -1,4 +1,8 @@
 apt_update 'update' if platform_family?('debian')
+
+node.default['graphite']['twisted_version'] = '19.10.0'
+node.default['graphite']['django_version'] = '3.0.9'
+
 include_recipe 'graphite::carbon'
 include_recipe 'graphite::web'
 
@@ -44,7 +48,7 @@
 
 base_dir = (node['graphite']['base_dir']).to_s
 
-graphite_web_config "#{base_dir}/webapp/graphite/local_settings.py" do
+graphite_web_config "#{base_dir}/lib/python3.8/site-packages/graphite/local_settings.py" do
   config(secret_key: 'a_very_secret_key_jeah!',
          time_zone: 'America/Chicago',
          conf_dir: "#{base_dir}/conf",
@@ -63,13 +67,9 @@
   notifies :restart, 'service[graphite-web]', :delayed
 end
 
-python_execute 'bin/django-admin.py migrate --run-syncdb --settings="graphite.settings" --pythonpath=webapp' do
+pyenv_script 'django migrate' do
+  code "#{node['graphite']['base_dir']}/bin/python #{node['graphite']['base_dir']}/bin/django-admin.py migrate --run-syncdb --settings=\"graphite.settings\" --pythonpath=#{node['graphite']['base_dir']}/webapp"
   user node['graphite']['user']
-  group node['graphite']['group']
-  cwd node['graphite']['base_dir']
-  python 'webs_python'
-  virtualenv node['graphite']['base_dir']
-  creates "#{storage_dir}/graphite.db"
 end
 
 include_recipe 'graphite::uwsgi'
diff --git a/test/integration/default/carbon_cache_spec.rb b/test/integration/default/carbon_cache_spec.rb
new file mode 100644
index 00000000..33556fbc
--- /dev/null
+++ b/test/integration/default/carbon_cache_spec.rb
@@ -0,0 +1,4 @@
+describe systemd_service('carbon-cache') do
+  it { should be_enabled }
+  it { should be_running }
+end
diff --git a/test/integration/default/default_spec.rb b/test/integration/default/default_spec.rb
index fa105d8d..09022adb 100644
--- a/test/integration/default/default_spec.rb
+++ b/test/integration/default/default_spec.rb
@@ -14,3 +14,7 @@
   it { should be_listening }
   its('protocols') { should include 'tcp' }
 end
+
+describe http('http://localhost:8080/metrics/find?query=carbon.*', enable_remote_worker: true) do
+  its('status') { should cmp 200 }
+end
diff --git a/test/integration/default/graphite_web_spec.rb b/test/integration/default/graphite_web_spec.rb
new file mode 100644
index 00000000..7d8dbd28
--- /dev/null
+++ b/test/integration/default/graphite_web_spec.rb
@@ -0,0 +1,4 @@
+describe systemd_service('graphite-web') do
+  it { should be_enabled }
+  it { should be_running }
+end
diff --git a/test/integration/default/python_install_spec.rb b/test/integration/default/python_install_spec.rb
new file mode 100644
index 00000000..50ce0778
--- /dev/null
+++ b/test/integration/default/python_install_spec.rb
@@ -0,0 +1,12 @@
+describe directory('/var/lib/graphite/.pyenv') do
+  it { should exist }
+end
+
+describe file('/opt/graphite/bin/python') do
+  it { should be_executable }
+  its(:owner) { should eq('graphite') }
+end
+
+describe command('/opt/graphite/bin/python --version') do
+  its(:stdout) { should match(/3\.8\.5/) }
+end