diff --git a/17.1_variable/host_vars/cible1 b/17.1_variable/host_vars/cible1
index 80b2caa..f13ad40 100644
--- a/17.1_variable/host_vars/cible1
+++ b/17.1_variable/host_vars/cible1
@@ -1,5 +1,5 @@
-servername: cines.fr
-serveralias:  www.{{ servername }}
-documentroot: /var/www/html/{{ servername }}
-accesslog: /var/log/httpd/access_{{ servername }}_log
-errorlog: /var/log/httpd/error_{{ servername }}_log
\ No newline at end of file
+apache_servername: cines.fr
+apache_serveralias:  www.{{ servername }}
+apache_documentroot: /var/www/html/{{ servername }}
+apache_accesslog: /var/log/httpd/access_{{ servername }}_log
+apache_errorlog: /var/log/httpd/error_{{ servername }}_log
\ No newline at end of file
diff --git a/17.1_variable/host_vars/cible2 b/17.1_variable/host_vars/cible2
index 10d326f..804739b 100644
--- a/17.1_variable/host_vars/cible2
+++ b/17.1_variable/host_vars/cible2
@@ -1,5 +1,5 @@
-servername: orsys.fr
-serveralias: www.orsys.fr
-documentroot: /var/www/html/orsys.fr
-accesslog: /var/log/httpd/access_orsys.fr_log
-errorlog: /var/log/httpd/error_orsys.fr_log
\ No newline at end of file
+apache_servername: orsys.fr
+apache_serveralias: www.orsys.fr
+apache_documentroot: /var/www/html/orsys.fr
+apache_accesslog: /var/log/httpd/access_orsys.fr_log
+apache_errorlog: /var/log/httpd/error_orsys.fr_log
\ No newline at end of file
diff --git a/17.1_variable/myapache/README.md b/17.1_variable/myapache/README.md
index 69f2bca..f6a79dd 100644
--- a/17.1_variable/myapache/README.md
+++ b/17.1_variable/myapache/README.md
@@ -19,11 +19,11 @@ http_port: 80
 Hosts Variables:
 ---------------
 
-servername: orsys.fr
-serveralias: "www.orsys.fr"
-documentroot: /var/www/html/orsys.fr
-accesslog: /var/log/httpd/access_orsys.fr_log
-errorlog: /var/log/httpd/error_orsys.fr_log
+apache_servername: orsys.fr
+apache_serveralias: "www.orsys.fr"
+apache_documentroot: /var/www/html/orsys.fr
+apache_accesslog: /var/log/httpd/access_orsys.fr_log
+apache_errorlog: /var/log/httpd/error_orsys.fr_log
 
 Dependencies
 ------------
diff --git a/17.1_variable/myapache/defaults/main.yml b/17.1_variable/myapache/defaults/main.yml
index 8c667e1..23578c8 100644
--- a/17.1_variable/myapache/defaults/main.yml
+++ b/17.1_variable/myapache/defaults/main.yml
@@ -1,2 +1,3 @@
 ---
-# defaults file for myapache
\ No newline at end of file
+# defaults file for myapache
+http_port: 80
\ No newline at end of file
diff --git a/17.1_variable/myapache/tasks/main.yml b/17.1_variable/myapache/tasks/main.yml
index 83c9a22..535a553 100644
--- a/17.1_variable/myapache/tasks/main.yml
+++ b/17.1_variable/myapache/tasks/main.yml
@@ -19,7 +19,7 @@
   notify: reload httpd
   template:
     src: vhost.conf.jj
-    dest: /etc/httpd/conf.d/vhost_{{ servername }}.conf
+    dest: /etc/httpd/conf.d/vhost_{{ apache_servername }}.conf
     mode: 0640
     owner: root
     group: apache
@@ -40,11 +40,11 @@
 
 - name: create documentroot
   file:
-    name: "{{ documentroot }}"
+    name: "{{ apache_documentroot }}"
     state: directory
 
 - name: create index file
   template:
     src: index.html
-    dest: "{{ documentroot }}/index.html"
+    dest: "{{ apache_documentroot }}/index.html"
     mode: 0644
\ No newline at end of file
diff --git a/17.1_variable/myapache/templates/index.html b/17.1_variable/myapache/templates/index.html
index 14125e9..74918d6 100644
--- a/17.1_variable/myapache/templates/index.html
+++ b/17.1_variable/myapache/templates/index.html
@@ -1 +1 @@
-<h1>hello World this is {{ servername}}</h1>
\ No newline at end of file
+<h1>hello World this is {{ apache_servername}}</h1>
\ No newline at end of file
diff --git a/17.1_variable/myapache/templates/vhost.conf.jj b/17.1_variable/myapache/templates/vhost.conf.jj
index 2d2bc01..f8b6d9e 100644
--- a/17.1_variable/myapache/templates/vhost.conf.jj
+++ b/17.1_variable/myapache/templates/vhost.conf.jj
@@ -1,17 +1,17 @@
 <VirtualHost *:{{ http_port }}>
-       ServerName {{ servername }}
-        ServerAlias {{ serveralias }}
+       ServerName {{ apache_servername }}
+        ServerAlias {{ apache_serveralias }}
 		  ServerAlias {{ inventory_hostname }}
-        DocumentRoot {{ documentroot }}
-        CustomLog 		{{ accesslog }} combined
-        ErrorLog        {{ errorlog }}
+        DocumentRoot {{ apache_documentroot }}
+        CustomLog 		{{ apache_accesslog }} combined
+        ErrorLog        {{ apache_errorlog }}
         <Directory />
                 Options none
                 Allowoverride none
                 Require all denied
         </Directory>
 
-        <Directory {{ documentroot }}>
+        <Directory {{ apache_documentroot }}>
                 Require all granted
         </Directory>
 </VirtualHost>
\ No newline at end of file
diff --git a/17.1_variable/myapache/vars/main.yml b/17.1_variable/myapache/vars/main.yml
index 8c4b0a1..3e650be 100644
--- a/17.1_variable/myapache/vars/main.yml
+++ b/17.1_variable/myapache/vars/main.yml
@@ -1,3 +1,2 @@
 ---
-# vars file for myapache
-http_port: 80
\ No newline at end of file
+# vars file for myapache
\ No newline at end of file