diff --git a/rules/windows/registry_event/sysmon_sysinternals_sdelete_registry_keys.yml b/rules/windows/registry_event/sysmon_sysinternals_sdelete_registry_keys.yml
index 5a0e5fb05..ea6a92f21 100644
--- a/rules/windows/registry_event/sysmon_sysinternals_sdelete_registry_keys.yml
+++ b/rules/windows/registry_event/sysmon_sysinternals_sdelete_registry_keys.yml
@@ -3,6 +3,7 @@ id: 9841b233-8df8-4ad7-9133-b0b4402a9014
 description: A General detection to trigger for the creation or modification of .*\Software\Sysinternals\SDelete registry keys. Indicators of the use of Sysinternals SDelete tool.
 status: experimental
 date: 2020/05/02
+modified: 2021/05/12
 author: Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research)
 tags:
     - attack.defense_evasion
@@ -12,7 +13,7 @@ references:
     - https://threathunterplaybook.com/evals/apt29/detections/4.B.2_59A9AC92-124D-4C4B-A6BF-3121C98677C3.html
 logsource:
     product: windows
-    service: registry_event
+    category: registry_event
 detection:
     selection:
         TargetObject|contains: '\Software\Sysinternals\SDelete'