diff --git a/tco.apache_abrd4/README.md b/tco.apache_abrd4/README.md
index bd3befa..88aa598 100644
--- a/tco.apache_abrd4/README.md
+++ b/tco.apache_abrd4/README.md
@@ -28,7 +28,7 @@ Including an example of how to use your role (for instance, with variables passe
 
     - hosts: servers
       roles:
-         - tco.apache_abrd3
+         - tco.apache_abrd4
 
 License
 -------
diff --git a/tco.apache_abrd4/defaults/main.yml b/tco.apache_abrd4/defaults/main.yml
index e3ebd83..1156dfb 100644
--- a/tco.apache_abrd4/defaults/main.yml
+++ b/tco.apache_abrd4/defaults/main.yml
@@ -1,2 +1,2 @@
 ---
-# defaults file for tco.apache_abrd3
+# defaults file for tco.apache_abrd4
diff --git a/tco.apache_abrd4/handlers/main.yml b/tco.apache_abrd4/handlers/main.yml
index e379e4e..23e1aa2 100644
--- a/tco.apache_abrd4/handlers/main.yml
+++ b/tco.apache_abrd4/handlers/main.yml
@@ -1,5 +1,5 @@
 ---
-# handlers file for tco.apache_abrd3
+# handlers file for tco.apache_abrd4
   - name: restart apache
     ansible.builtin.service:
       name: "{{ apache_service_name }}"
diff --git a/tco.apache_abrd4/tasks/main.yml b/tco.apache_abrd4/tasks/main.yml
index 61745e5..5ba2637 100644
--- a/tco.apache_abrd4/tasks/main.yml
+++ b/tco.apache_abrd4/tasks/main.yml
@@ -1,7 +1,7 @@
 ---
-# tasks file for tco.apache_abrd3
+# tasks file for tco.apache_abrd4
   - name: import OS variables                                                                                                                                                 
-    include_vars: "{{ ansible_distribution | lower }}.yml"   
+    ansible.builtin.include_vars: "{{ ansible_os_family | lower }}.yml"   
 
   - name: install apache
     ansible.builtin.package:
@@ -9,7 +9,7 @@
       state: present
 
   - name: conf httpd
-    template:
+    ansible.builtin.template:
       src: vhost.conf
       dest: "{{ apache_config_dir }}/vhost.conf"
       mode: 0640
@@ -20,7 +20,7 @@
   - meta: flush_handlers
 
   - name: activate apache
-    service:
+    ansible.builtin.service:
       name: "{{ apache_service_name }}"
       enabled: yes
       state: restarted
@@ -28,20 +28,20 @@
   - name: setup firewall
     block:
     - name: install firewalld packages
-      yum:
+      ansible.builtin.dnf:
         name:
         - python3-firewall
         - firewalld
         state: present
 
     - name: enable firewalld service
-      service:
+      ansible.builtin.service:
         name: firewalld
         enabled: true
         state: started
 
     - name: open firewall port
-      firewalld:
+      ansible.posix.firewalld:
         service: "{{ item }}"
         permanent: yes
         immediate: yes
@@ -58,7 +58,7 @@
       state: directory
 
   - name: copy index file
-    template:
+    ansible.builtin.template:
       src: index.txt
       dest: "{{ apache_document_root }}{{ apache_server_name }}/index.html"
       mode: 0644
diff --git a/tco.apache_abrd4/tests/test.yml b/tco.apache_abrd4/tests/test.yml
index f7e1e84..71cf0ee 100644
--- a/tco.apache_abrd4/tests/test.yml
+++ b/tco.apache_abrd4/tests/test.yml
@@ -2,4 +2,4 @@
 - hosts: localhost
   remote_user: root
   roles:
-    - tco.apache_abrd3
+    - tco.apache_abrd4
diff --git a/tco.apache_abrd4/vars/debian.yml b/tco.apache_abrd4/vars/debian.yml
index 0ca8154..7f651c3 100644
--- a/tco.apache_abrd4/vars/debian.yml
+++ b/tco.apache_abrd4/vars/debian.yml
@@ -1,4 +1,3 @@
-#/home/formation/sib_10_premier_playbook/debian.yml
 apache_package_name: apache2
 apache_service_name: apache2
 apache_log_dir: /var/log/apache2/
diff --git a/tco.apache_abrd4/vars/main.yml b/tco.apache_abrd4/vars/main.yml
index c150cef..df242cd 100644
--- a/tco.apache_abrd4/vars/main.yml
+++ b/tco.apache_abrd4/vars/main.yml
@@ -1,2 +1,2 @@
 ---
-# vars file for tco.apache_abrd3
+# vars file for tco.apache_abrd4
diff --git a/tco.apache_abrd4/vars/centos.yml b/tco.apache_abrd4/vars/redhat.yml
similarity index 76%
rename from tco.apache_abrd4/vars/centos.yml
rename to tco.apache_abrd4/vars/redhat.yml
index 02e5123..a4dfb4e 100644
--- a/tco.apache_abrd4/vars/centos.yml
+++ b/tco.apache_abrd4/vars/redhat.yml
@@ -1,4 +1,3 @@
-#/home/formation/sib_10_premier_playbook/centos.yml
 apache_package_name: httpd
 apache_service_name: httpd
 apache_log_dir: /var/log/httpd/