diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7e2bc34..0959469 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,14 +44,9 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - distro: debian8
-          - distro: debian9
-          - distro: debian10
-          - distro: ubuntu1604
-            ansible-version: '>=2.10, <2.11'
-          - distro: ubuntu1604
           - distro: ubuntu1804
           - distro: ubuntu2004
+          - distro: ubuntu2204
 
     steps:
       - name: Check out the codebase
@@ -65,8 +60,8 @@ jobs:
           python-version: '3.x'
 
       - name: Install test dependencies
-        run: pip install 'ansible${{ matrix.ansible-version }}' molecule-plugins[docker] docker
-
+        run: |
+          pip install 'ansible${{ matrix.ansible-version }}' molecule-plugins[docker] docker
       - name: Run Molecule tests
         run: |
           molecule test
diff --git a/Vagrantfile b/Vagrantfile
index 8868feb..6e225bf 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -4,13 +4,6 @@
 role = File.basename(File.expand_path(File.dirname(__FILE__)))
 
 boxes = [
-  {
-    :name => "ubuntu-1604",
-    :box => "bento/ubuntu-16.04",
-    :ip => '10.0.0.12',
-    :cpu => "50",
-    :ram => "256"
-  },
   {
     :name => "ubuntu-1804",
     :box => "bento/ubuntu-18.04",
@@ -23,7 +16,14 @@ boxes = [
     :box => "bento/ubuntu-20.04",
     :ip => '10.0.0.14',
     :cpu => "50",
-    :ram => "384"
+    :ram => "512"
+  },
+  {
+    :name => "ubuntu-2204",
+    :box => "bento/ubuntu-22.04",
+    :ip => '10.0.0.15',
+    :cpu => "50",
+    :ram => "512"
   },
 ]
 
diff --git a/meta/main.yml b/meta/main.yml
index f6f1c69..4713202 100644
--- a/meta/main.yml
+++ b/meta/main.yml
@@ -11,9 +11,9 @@ galaxy_info:
   platforms:
     - name: Ubuntu
       versions:
-        - xenial
         - bionic
         - focal
+        - jammy
   galaxy_tags:
     - system
     - r
diff --git a/molecule/default/collections.yml b/molecule/default/collections.yml
index c3d7e2a..1062b36 100644
--- a/molecule/default/collections.yml
+++ b/molecule/default/collections.yml
@@ -1,6 +1,2 @@
 ---
-collections:
-  - name: community.docker
-    version: '>=1.2.0,<2'
-  - name: community.general
-    version: '>=2,<3'
+collections: []
diff --git a/molecule/default/molecule.yml b/molecule/default/molecule.yml
index 8841165..908aaf6 100644
--- a/molecule/default/molecule.yml
+++ b/molecule/default/molecule.yml
@@ -5,7 +5,7 @@ driver:
   name: docker
 platforms:
   - name: instance
-    image: "geerlingguy/docker-${MOLECULE_DISTRO:-ubuntu1604}-ansible:latest"
+    image: "geerlingguy/docker-${MOLECULE_DISTRO:-ubuntu2004}-ansible:latest"
     command: ${MOLECULE_DOCKER_COMMAND:-""}
     volumes:
       - /sys/fs/cgroup:/sys/fs/cgroup:rw
diff --git a/tasks/install.yml b/tasks/install.yml
index 8aab5f6..cabd5cf 100644
--- a/tasks/install.yml
+++ b/tasks/install.yml
@@ -2,7 +2,7 @@
 ---
 - name: install | dependencies
   ansible.builtin.apt:
-    name: "{{ r_dependencies }}"
+    name: "{{ ' '.join(r_dependencies).split() }}"
     state: "{{ apt_install_state | default('latest') }}"
     update_cache: true
     cache_valid_time: "{{ apt_update_cache_valid_time | default(3600) }}"
diff --git a/vars/main.yml b/vars/main.yml
index 7197f47..c9bf11c 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -10,10 +10,9 @@ r_dependencies_pre:
   - dirmngr
   - apt-transport-https
 
-r_dependencies_dummy_package: apt
 r_dependencies:
   - r-base
-  - "{{ r_install_dev | ternary('r-base-dev', r_dependencies_dummy_package) }}"
+  - "{{ r_install_dev | ternary('r-base-dev', '') }}"
 
 r_packages_from_github: "{{ r_packages | selectattr('type', 'defined') | selectattr('type', 'equalto', 'github') | map(attribute='name') | list | length > 0 }}"