diff --git a/atomics/T1137.006/T1137.006.yaml b/atomics/T1137.006/T1137.006.yaml
index 628ece51..5ea20818 100644
--- a/atomics/T1137.006/T1137.006.yaml
+++ b/atomics/T1137.006/T1137.006.yaml
@@ -3,6 +3,7 @@ display_name: 'Office Application Startup: Add-ins'
 
 atomic_tests:
 - name: Code Executed Via Excel Add-in File (Xll)
+  auto_generated_guid: 441b1a0f-a771-428a-8af0-e99e4698cda3
   description: |
     Downloads a XLL file and loads it using the excel add-ins library.
     This causes excel to display the message "Hello World"
diff --git a/atomics/used_guids.txt b/atomics/used_guids.txt
index c952d755..30af7be8 100644
--- a/atomics/used_guids.txt
+++ b/atomics/used_guids.txt
@@ -758,3 +758,4 @@ c1d8c4eb-88da-4927-ae97-c7c25893803b
 c4ae0701-88d3-4cd8-8bce-4801ed9f97e4
 7b697ece-8270-46b5-bbc7-6b9e27081831
 419cca0c-fa52-4572-b0d7-bc7c6f388a27
+441b1a0f-a771-428a-8af0-e99e4698cda3