diff --git a/src/server/game/World/WorldState.cpp b/src/server/game/World/WorldState.cpp
index 0ca7ea0c0..a1f71a2a5 100644
--- a/src/server/game/World/WorldState.cpp
+++ b/src/server/game/World/WorldState.cpp
@@ -1312,6 +1312,8 @@ void WorldState::StartScourgeInvasion(bool sendMail)
         Acore::Containers::RandomShuffle(randomIds);
         for (uint32 id : randomIds)
             OnEnable(m_siData.m_activeInvasions[id]);
+
+        sGameEventMgr->StartEvent(GAME_EVENT_SCOURGE_INVASION_BOSSES);
     }
 }
 
diff --git a/src/server/game/World/WorldState.h b/src/server/game/World/WorldState.h
index be5379246..b850010ac 100644
--- a/src/server/game/World/WorldState.h
+++ b/src/server/game/World/WorldState.h
@@ -65,6 +65,7 @@ enum WorldStateGameEvents
 {
     // Scourge Invasion
     GAME_EVENT_SCOURGE_INVASION                         = 17,
+    GAME_EVENT_SCOURGE_INVASION_BOSSES                  = 120,
     GAME_EVENT_SCOURGE_INVASION_WINTERSPRING            = 121,
     GAME_EVENT_SCOURGE_INVASION_TANARIS                 = 122,
     GAME_EVENT_SCOURGE_INVASION_AZSHARA                 = 123,