diff --git a/app/terraform/list/s3.py b/app/terraform/list/s3.py
index 1911944..639c117 100644
--- a/app/terraform/list/s3.py
+++ b/app/terraform/list/s3.py
@@ -38,7 +38,7 @@ class ListS3Automation(ListAutomation):
       provider            = aws.list_{{ list.id }}
       bucket              = "{{ list.container }}"
       key                 = "{{ list.filename }}"
-      source              = "{{ list.format }}.json"
+      source              = "{{ list.format }}.{{ list.pool.pool_name }}.{{ list.encoding }}"
       content_type        = "application/json"
       etag                = filemd5("{{ list.format }}.{{ list.pool.pool_name }}.{{ list.encoding }}")
     }