diff --git a/rules/windows/process_creation/sysmon_apt_sourgrum.yml b/rules/windows/process_creation/sysmon_apt_sourgrum.yml
index 8ea9ea531..1a6c50cd3 100644
--- a/rules/windows/process_creation/sysmon_apt_sourgrum.yml
+++ b/rules/windows/process_creation/sysmon_apt_sourgrum.yml
@@ -1,9 +1,7 @@
 title: SOURGUM Actor Behaviours
 id: 7ba08e95-1e0b-40cd-9db5-b980555e42fd
 description: Suspicious behaviours related to an actor tracked by Microsoft as SOURGUM
-author: 
-    - MSTIC
-    - FPT.EagleEye
+author: MSTIC, FPT.EagleEye
 status: experimental
 level: high
 references: