Pelf sindragosa 4 (lich king)

diff --git a/src/server/scripts/Northrend/IcecrownCitadel/boss_sindragosa.cpp b/src/server/scripts/Northrend/IcecrownCitadel/boss_sindragosa.cpp
index 5723d31..92f2dff 100644
--- a/src/server/scripts/Northrend/IcecrownCitadel/boss_sindragosa.cpp
+++ b/src/server/scripts/Northrend/IcecrownCitadel/boss_sindragosa.cpp
@@ -509,7 +509,7 @@ class boss_sindragosa : public CreatureScript
                             destZ = 205.0f; // random number close to ground, get exact in next call
                             me->UpdateGroundPositionZ(destX, destY, destZ);
                             me->CastSpell(destX, destY, destZ, SPELL_FROST_BOMB_TRIGGER, false);
-                            events.ScheduleEvent(EVENT_FROST_BOMB, urand(6000, 8000));
+                            events.ScheduleEvent(EVENT_FROST_BOMB, urand(7000, 8000));
                             break;
                         }
                         case EVENT_LAND:
@@ -926,6 +926,7 @@ class npc_sindragosa_trash : public CreatureScript
         {
             npc_sindragosa_trashAI(Creature* creature) : ScriptedAI(creature)
             {
+       me->ApplySpellImmune(0, IMMUNITY_STATE, SPELL_AURA_MOD_POSSESS, true);
                _instance = creature->GetInstanceScript();
             }