diff --git a/rules/windows/powershell/powershell_CL_Mutexverifiers_LOLScript_v2.yml b/rules/windows/powershell/powershell_CL_Mutexverifiers_LOLScript_v2.yml
index f7c4075fa..c4b47e1b8 100644
--- a/rules/windows/powershell/powershell_CL_Mutexverifiers_LOLScript_v2.yml
+++ b/rules/windows/powershell/powershell_CL_Mutexverifiers_LOLScript_v2.yml
@@ -4,6 +4,7 @@ description: Detects Execution via runAfterCancelProcess in CL_Mutexverifiers.ps
 status: experimental
 author: oscd.community, Natalia Shornikova
 date: 2020/10/14
+modified: 2021/05/21
 references:
     - https://github.com/LOLBAS-Project/LOLBAS/blob/master/yml/OSScripts/CL_mutexverifiers.yml
     - https://twitter.com/pabraeken/status/995111125447577600
@@ -22,5 +23,6 @@ detection:
     condition: selection2 | count(ScriptBlockText) by Computer > 2
       # PS > Import-Module c:\Windows\diagnostics\system\Audio\CL_Mutexverifiers.ps1
       # PS > runAfterCancelProcess c:\Evil.exe
-falsepositives: Unknown
+falsepositives:
+    - Unknown
 level: high