diff --git a/defaults/main.yml b/defaults/main.yml
index fb3e695..c23c207 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -9,4 +9,34 @@ arch_base_locales: [
 ]
 time:
   hwclock: UTC
-  timezone: Europe/Paris
\ No newline at end of file
+  timezone: Europe/Paris
+
+system_base_softwares:
+  - 'zsh'
+  - 'stow'
+  - 'wol'
+  - 'nmap'
+  - 'bind-tools'
+  - 'rsync'
+  - 'awesome-terminal-fonts'
+  - 'wget'
+  - 'bat'
+  - 'diff-so-fancy'
+  - 'git'
+  - 'htop'
+  - 'thefuck'
+  - 'tldr'
+  - 'ntfs-3g'
+  - 'python-lxml'
+  - 'tmux'
+  - 'vim'
+  - 'zsh-theme-powerlevel9k'
+  - 'python-pip'
+  - 'pacman-contrib'
+  - 'yarn'
+  - 'npm'
+  - 'nethogs'
+  - 'iftop'
+  - 'zip'
+  - 'unzip'
+  - 'unrar' 
\ No newline at end of file
diff --git a/tasks/base_software.yml b/tasks/base_software.yml
index 5fb0761..caa3b83 100644
--- a/tasks/base_software.yml
+++ b/tasks/base_software.yml
@@ -19,7 +19,7 @@
 - name: launch base install software
   pacman:
     state: present # not required. choices: absent;latest;present. Desired state of the package.
-    name: ['zsh','stow','wol','nmap','bind-tools','rsync','awesome-terminal-fonts','wget','bat','diff-so-fancy','git','htop','thefuck','tldr','ntfs-3g','python-lxml','tmux','vim','zsh-theme-powerlevel9k','python-pip','pacman-contrib','yarn','npm','nethogs','iftop','zip','unzip','unrar' ] # not required. Name or list of names of the packages to install, upgrade, or remove.
+    name: "{{system_base_softwares}}"
   become: yes
 
 - name: install powerline status via pip