diff --git a/atomics/T1564.003/T1564.003.yaml b/atomics/T1564.003/T1564.003.yaml
index 6556cecf..c1356003 100644
--- a/atomics/T1564.003/T1564.003.yaml
+++ b/atomics/T1564.003/T1564.003.yaml
@@ -18,6 +18,7 @@ atomic_tests:
       Start-Process #{powershell_command}
     name: powershell
 - name: Headless Browser Accessing Mockbin
+  auto_generated_guid: 0ad9ab92-c48c-4f08-9b20-9633277c4646
   description: |
     The following Atomic Red Team test leverages the Chrome headless browser to access a mockbin site. Create your own Mockbin.org site and replace the BIN in the inputs.
     The default Mockbin ID forwards to google.com and you may view the details here https://mockbin.org/bin/f6b9a876-a826-4ac0-83b8-639d6ad516ec/view.
diff --git a/atomics/used_guids.txt b/atomics/used_guids.txt
index fbf45732..54c37c20 100644
--- a/atomics/used_guids.txt
+++ b/atomics/used_guids.txt
@@ -1389,3 +1389,4 @@ b1eeb683-90bb-4365-bbc2-2689015782fe
 578025d5-faa9-4f6d-8390-aae739d503e1
 c2e8ab6e-431e-460a-a2aa-3bc6a32022e3
 c88ef166-50fa-40d5-a80c-e2b87d4180f7
+0ad9ab92-c48c-4f08-9b20-9633277c4646