diff --git a/tasks/main.yml b/tasks/main.yml
index a535621..c4a2e12 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -11,7 +11,7 @@
 - name: Install the required packages in Debian derivatives
   apt: name={{ item }} state=installed update_cache=yes
   with_items: '{{ ntp_pkgs }}'
-  environment: env
+  environment: '{{ env }}'
   when: ansible_os_family == 'Debian'
 
 - name: Copy the ntp.conf template file