diff --git a/defaults/main.yml b/defaults/main.yml
index b588e1b..d98a72d 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -1,13 +1,13 @@
 ---
-#chrony_ntpservers:
-#  - 0.centos.pool.ntp.org
-#  - 1.centos.pool.ntp.org
-#  - 2.centos.pool.ntp.org
-#  - 3.centos.pool.ntp.org
+# chrony_ntpservers:
+#   - 0.centos.pool.ntp.org
+#   - 1.centos.pool.ntp.org
+#   - 2.centos.pool.ntp.org
+#   - 3.centos.pool.ntp.org
 chrony_ntppools:
   - 1.pool.ntp.org
   - 2.pool.ntp.org
   - 3.pool.ntp.org
 chrony_allowclients: false
-#chrony_clients:
-#  - 192.168.0.0/24
+# chrony_clients:
+#   - 192.168.0.0/24
diff --git a/handlers/main.yml b/handlers/main.yml
index 5dcd0c8..fe3334e 100644
--- a/handlers/main.yml
+++ b/handlers/main.yml
@@ -1,4 +1,5 @@
 ---
 - name: Restart chronyd
-  service: name="chronyd" state=restarted
-
+  ansible.builtin.service:
+    name: "chronyd"
+    state: restarted
diff --git a/meta/main.yml b/meta/main.yml
index 7e9a91c..aae460c 100644
--- a/meta/main.yml
+++ b/meta/main.yml
@@ -6,11 +6,13 @@ galaxy_info:
   galaxy_tags: []
   license: GPL2
   platforms:
-  - name: CentOS
-    version:
-    - 7
-    - 8
-  - name: RedHat
-    version:
-    - 7
-    - 8
+    - name: CentOS
+      version:
+        - 7
+        - 8
+        - 9
+    - name: RedHat
+      version:
+        - 7
+        - 8
+        - 9
diff --git a/tasks/main.yml b/tasks/main.yml
index eb0ea37..8c5e713 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -3,14 +3,14 @@
   include_vars: "{{ ansible_os_family }}.yml"
 
 - name: Install chrony packages
-  package:
+  ansible.builtin.package:
     name: "{{ chrony_packages_name }}"
     state: present
-    update_cache: yes
+    update_cache: true
   notify: Restart chronyd
 
 - name: Deploy chronyd configuration
-  template:
+  ansible.builtin.template:
     src: chrony.conf.j2
     dest: /etc/chrony.conf
     owner: root
@@ -19,12 +19,12 @@
   notify: Restart chronyd
 
 - name: Enable chronyd on boot
-  service:
+  ansible.builtin.service:
     name: chronyd
-    enabled: yes
+    enabled: true
 
 - name: Open Firewalld
-  firewalld:
+  ansible.posix.firewalld:
     service: ntp
     permanent: true
     state: enabled
diff --git a/vars/RedHat.yml b/vars/RedHat.yml
index 6bc8c6a..37dc4c8 100644
--- a/vars/RedHat.yml
+++ b/vars/RedHat.yml
@@ -1,4 +1,3 @@
 ---
 chrony_packages_name:
   - chrony
-