diff --git a/atomics/T1529/T1529.yaml b/atomics/T1529/T1529.yaml
index de248b1b..34927fa8 100644
--- a/atomics/T1529/T1529.yaml
+++ b/atomics/T1529/T1529.yaml
@@ -129,13 +129,8 @@ atomic_tests:
     This test performs a Windows system logoff as seen in [dcrat backdoor capabilities](https://www.mandiant.com/resources/analyzing-dark-crystal-rat-backdoor)
   supported_platforms:
   - windows
-  input_arguments:
-    timeout:
-      description: Timeout period before shutdown (seconds)
-      type: Integer
-      default: 1
   executor:
     command: |
-      shutdown /l /t #{timeout}
+      shutdown /l 
     name: command_prompt
     elevation_required: true