diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8043a3e..9430ead 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## v2.0.1
+
+### Fix
+* Use flatten to manage packages list.
+
 ## v2.0.0
 
 ### Features
diff --git a/tasks/main.yml b/tasks/main.yml
index 20cf8fb..ec1f0d5 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -6,11 +6,9 @@
 # Manage required system packages [[[1
 - name: Ensure required packages are in there desired state
   package:
-    name: '{{ item }}'
+    name: '{{ arpwatch__base_packages | flatten }}'
     state: 'present'
     install_recommends: False
-  with_flattened:
-    - '{{ arpwatch__base_packages | to_nice_json }}'
   register: pkg_result
   until: pkg_result is success
   when: arpwatch__enabled|bool