diff --git a/roles/product_common/tasks/amazon-2.yml b/roles/product_common/tasks/amazon-2.yml
index a384c41..4cf0472 100644
--- a/roles/product_common/tasks/amazon-2.yml
+++ b/roles/product_common/tasks/amazon-2.yml
@@ -10,10 +10,10 @@
         description: Adoptium Repo
         baseurl:
           - "https://packages.adoptium.net/artifactory/rpm/amazonlinux/{{ ansible_distribution_version }}/{{ ansible_architecture }}"
-          - "{{ atl_adoptium_alternate_url is defined | ternary(atl_adoptium_alternate_url, None) }}"
+          - "{{ atl_adoptium_alternate_url is defined | ternary(atl_adoptium_alternate_url, '') }}"
         gpgkey:
           - https://packages.adoptium.net/artifactory/api/gpg/key/public
-          - "{{ atl_adoptium_gpgkey_alternate_url is defined | ternary(atl_adoptium_gpgkey_alternate_url, None) }}"
+          - "{{ atl_adoptium_gpgkey_alternate_url is defined | ternary(atl_adoptium_gpgkey_alternate_url, '') }}"
         gpgcheck: yes
         state: present