diff --git a/src/naxx40Scripts/boss_thaddius_40.cpp b/src/naxx40Scripts/boss_thaddius_40.cpp
index 0899ddd..a0141a1 100644
--- a/src/naxx40Scripts/boss_thaddius_40.cpp
+++ b/src/naxx40Scripts/boss_thaddius_40.cpp
@@ -545,7 +545,7 @@ public:
                     events.RepeatEvent(19000);
                     break;
                 case EVENT_MINION_STATIC_FIELD:
-                    me->CastSpell(me, 90041, false);
+                    me->CastSpell(me, SPELL_STATIC_FIELD, false);
                     events.RepeatEvent(3000);
                     break;
                 case EVENT_MINION_MAGNETIC_PULL: