diff --git a/src/server/scripts/Northrend/Ulduar/Ulduar/boss_flame_leviathan.cpp b/src/server/scripts/Northrend/Ulduar/Ulduar/boss_flame_leviathan.cpp
index 2933616be2e..97f42fedf57 100644
--- a/src/server/scripts/Northrend/Ulduar/Ulduar/boss_flame_leviathan.cpp
+++ b/src/server/scripts/Northrend/Ulduar/Ulduar/boss_flame_leviathan.cpp
@@ -1631,6 +1631,8 @@ class FlameLeviathanPursuedTargetSelector
     };
 
     public:
+        explicit FlameLeviathanPursuedTargetSelector(Unit* unit) { };
+
         bool operator()(WorldObject* target) const
         {
             //! No players, only vehicles. Pursue is never cast on players.