diff --git a/linux/base-config-debian/roles/config-root-user/tasks/main.yaml b/linux/base-config-debian/roles/config-root-user/tasks/main.yaml
index 11074cf..9e58dcb 100644
--- a/linux/base-config-debian/roles/config-root-user/tasks/main.yaml
+++ b/linux/base-config-debian/roles/config-root-user/tasks/main.yaml
@@ -55,15 +55,15 @@
     state: present
   with_items:
     - regexp: "^# export LS_OPTIONS"
-      line: "export LS_OPTIONS='--color=auto'"
+      line: "{{ export_LS_OPTIONS }}"
     - regexp: "^# eval "$(dircolors)""
-      line: "eval "$(dircolors)""
+      line: "{{ eval_dircolors }}"
     - regexp: "^# alias ls='ls $LS_OPTIONS'"
-      line: "alias ls='ls $LS_OPTIONS'"
+      line: "{{ alias_ls }}"
     - regexp: "^# alias ll='ls $LS_OPTIONS -l'"
-      line: "alias ll='ls $LS_OPTIONS -l'"
-    - regexp: "# alias l='ls $LS_OPTIONS -lA'"
-      line: "alias l='ls $LS_OPTIONS -lA'"
+      line: "{{ alias_ll }}"
+    - regexp: "# alias la='ls $LS_OPTIONS -la'"
+      line: "{{ alias_la }}"
 #++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 # step2 - add block lines
 - name: add block lines
diff --git a/linux/base-config-debian/roles/config-root-user/vars/main.yaml b/linux/base-config-debian/roles/config-root-user/vars/main.yaml
index fccd459..793aa09 100644
--- a/linux/base-config-debian/roles/config-root-user/vars/main.yaml
+++ b/linux/base-config-debian/roles/config-root-user/vars/main.yaml
@@ -1,3 +1,8 @@
 ---
 path_sshd_config_file: /etc/ssh/sshd_config
-path_bashrc_root: /root/.bashrc
\ No newline at end of file
+path_bashrc_root: /root/.bashrc
+export_LS_OPTIONS: "export LS_OPTIONS='--color=auto'"
+eval_dircolors: "eval "$(dircolors)""
+alias_ls: "alias ls='ls $LS_OPTIONS'"
+alias_ll: "alias ll='ls $LS_OPTIONS -l'"
+alias_la: "alias la='ls $LS_OPTIONS -la'"