diff --git a/windows/security_windows.go b/windows/security_windows.go
index 4f17a333..9f946da6 100644
--- a/windows/security_windows.go
+++ b/windows/security_windows.go
@@ -149,7 +149,7 @@ const (
 	DOMAIN_ALIAS_RID_REMOTE_DESKTOP_USERS           = 0x22b
 	DOMAIN_ALIAS_RID_NETWORK_CONFIGURATION_OPS      = 0x22c
 	DOMAIN_ALIAS_RID_INCOMING_FOREST_TRUST_BUILDERS = 0x22d
-	DOMAIN_ALIAS_RID_MONITORING_USERS               = 0X22e
+	DOMAIN_ALIAS_RID_MONITORING_USERS               = 0x22e
 	DOMAIN_ALIAS_RID_LOGGING_USERS                  = 0x22f
 	DOMAIN_ALIAS_RID_AUTHORIZATIONACCESS            = 0x230
 	DOMAIN_ALIAS_RID_TS_LICENSE_SERVERS             = 0x231