diff --git a/tasks/install_ldap.yml b/tasks/install_ldap.yml
index c2aba5e..dae805a 100644
--- a/tasks/install_ldap.yml
+++ b/tasks/install_ldap.yml
@@ -5,35 +5,33 @@
 
 - name: Install the openldap and required Packages for RedHat
   yum: name={{ item }} state=installed
-  with_items: openldap_server_pkgs
+  with_items: "{{ openldap_server_pkgs }}"
   when: ansible_os_family == 'RedHat'
 
-
 - name: Install the openldap and required Packages for Ubuntu
   apt: name={{ item }} state=installed update_cache=yes
-  with_items: openldap_server_pkgs
-  environment: env
+  with_items: "{{ openldap_server_pkgs }}"
+  environment: "{{ env }}"
   when: ansible_os_family == 'Debian'
 
 - name: Delete the configuration directory
   file: path={{ openldap_server_app_path }}/slapd.d state=absent
 
 - name: Generate the root password for ldap
-  shell: slappasswd -s {{ openldap_server_rootpw }} 
+  shell: slappasswd -s {{ openldap_server_rootpw }}
   register: root_password
 
 - name: Copy the slapd.conf configuration file for Redhat
   template: src=slapd.conf.j2 dest={{ openldap_server_app_path }}/slapd.conf
   when: ansible_os_family == "RedHat"
-  notify: 
+  notify:
    - restart slapd
 
 - name: Copy the slapd.conf configuration file
   template: src=slapd.conf_ubuntu.j2 dest={{ openldap_server_app_path }}/slapd.conf
   when: ansible_os_family == "Debian"
-  notify: 
+  notify:
    - restart slapd
 
 - name: Copy the ldap.conf configuration file
   template: src=ldap.conf.j2 dest={{ openldap_server_app_path }}/ldap.conf
-