diff --git a/README.md b/README.md
index abb0aea..25cdd5c 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,7 @@ Not able to set time in rhel8 due to bug in rhel8
 Version
 -------
 
+* `4.0.0` --- Updated for ansible-core 2.16. Removed support for Ubuntu Xenial and Ubuntu Bionic.
 * `3.2.0` --- Added Ubuntu Noble support
 * `3.1.3` --- Allow Fedora CoreOS 39
 * `3.1.2` --- fix checkmode
@@ -44,13 +45,12 @@ This role is limited to
 * Ubuntu 24.04 - Noble
 * Ubuntu 22.04 - Jammy
 * Ubuntu 20.04 - Focal
-* Ubuntu 18.04 - Bionic
-* Ubuntu 16.04 - Xenial
 * CentOS 7
 * CentOS Stream 8
 * RHEL 8
 * RHEL 9
 * Fedora CoreOS 38
+* Fedora CoreOS 39
 
 Role Variables
 --------------
@@ -136,7 +136,7 @@ GPLv2
 Author Information
 ------------------
 
-Created 2020 by [Arnulf Heimsbakk](mailto:arnulf.heimsbakk@met.no) for MET Norway.
-Modified 2022 by [Silje Amundsen](mailto:siljeba@met.no) for MET Norway.
+Created 2020 by IT Infrastructure at MET Norway
+Contactpoint: [IT Infrastructure Basis Team](mailto:it-is-basis@met.no)
 
 ###### set vim: spell spelllang=en:
diff --git a/meta/main.yml b/meta/main.yml
index 0545c3b..4ee573e 100644
--- a/meta/main.yml
+++ b/meta/main.yml
@@ -9,7 +9,7 @@ galaxy_info:
 
   license: GPLv2
 
-  min_ansible_version: "2.12"
+  min_ansible_version: "2.16"
 
   platforms:
     - name: Ubuntu
@@ -17,8 +17,6 @@ galaxy_info:
         - "noble"
         - "jammy"
         - "focal"
-        - "bionic"
-        - "xenial"
     - name: EL
       versions:
         - "7"
diff --git a/tasks/main.yml b/tasks/main.yml
index 02c8903..b69f000 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -2,11 +2,11 @@
 ---
 - name: Check if we are running supported os
   ansible.builtin.assert:
-    fail_msg: "{{ role_name }} only supports ubuntu versions 16, 18, 20, 22, 24, centos versions 7, and RHEL version 8!"
+    fail_msg: "{{ role_name }} only supports ubuntu versions 20, 22, 24, centos versions 7, and RHEL version 8!"
     success_msg: "{{ role_name }} supports {{ ansible_distribution }} version {{ ansible_distribution_version }}"
     quiet: "{{ not ansible_check_mode }}"
     that:
-      ( ansible_distribution|lower == "ubuntu" and ansible_distribution_version|int in [16, 18, 20, 22, 24] )
+      ( ansible_distribution|lower == "ubuntu" and ansible_distribution_version|int in [20, 22, 24] )
       or ( ansible_distribution|lower == "centos" and ansible_distribution_major_version|int in [7, 8] )
       or ( ansible_distribution|lower == "redhat" and ansible_distribution_major_version|int in [8, 9] )
       or ( ansible_distribution|lower == "fedora" and ansible_distribution_major_version|int in [38, 39] )
@@ -45,8 +45,6 @@
 - name: Check ntpd is running
   ansible.builtin.shell: |
     pgrep ntpd
-  args:
-    warn: false
   register: ntpd_running
   changed_when: ntpd_running.rc == 0
   failed_when: false
diff --git a/tests/Vagrantfile b/tests/Vagrantfile
index c13c88d..44c81f3 100644
--- a/tests/Vagrantfile
+++ b/tests/Vagrantfile
@@ -8,8 +8,6 @@ Vagrant.configure("2") do |config|
     { :name => "noble", :box => "ubuntu/noble64" },
     { :name => "jammy", :box => "ubuntu/jammy64" },
     { :name => "focal", :box => "ubuntu/focal64" },
-    { :name => "bionic", :box => "ubuntu/bionic64" },
-    { :name => "xenial", :box => "ubuntu/xenial64" },
     { :name => "centos7", :box => "centos/7" },
     { :name => "centos8", :box => "generic/centos8s" },
     { :name => "rhel8", :box => "generic/rhel8" },