diff --git a/roles/jira_config/tasks/main.yml b/roles/jira_config/tasks/main.yml
index 9b115a2..69f6a03 100644
--- a/roles/jira_config/tasks/main.yml
+++ b/roles/jira_config/tasks/main.yml
@@ -44,11 +44,11 @@
   with_items:
     - "search.platform=opensearch"
     - "opensearch.http.url={{ atl_opensearch_endpoint }}"
-    - "opensearch.aws.region={{ atl_aws_region }}"
+    - "opensearch.aws.region={{ atl_aws_region | default(ansible_ec2_placement_region) }}"
     - "jira.search.api.reindex.bulk.request.size=10"
   when:
     - atl_opensearch_endpoint is defined and atl_opensearch_endpoint | length > 0
-    - atl_aws_region is defined
+    - (atl_aws_region is defined or ansible_ec2_placement_region is defined)
 
 - name: Override JVM memory settings.
   # Ugly but necessary as the product installs this file so we need to make the change here.