diff --git a/src/game/Unit.cpp b/src/game/Unit.cpp
index 111538040f..b0b3968d07 100644
--- a/src/game/Unit.cpp
+++ b/src/game/Unit.cpp
@@ -9271,7 +9271,8 @@ uint32 Unit::SpellDamageBonus(Unit *pVictim, SpellEntry const *spellProto, uint3
                 }
                 else // Tundra Stalker
                 {
-                    if (pVictim->GetAura(SPELL_AURA_PERIODIC_DAMAGE, SPELLFAMILY_DEATHKNIGHT,0, 0x4000000,0))
+                    // Frost Fever (target debuff)
+                    if (pVictim->GetAura(SPELL_AURA_MOD_HASTE, SPELL_AURA_PERIODIC_DAMAGE, SPELLFAMILY_DEATHKNIGHT, 0, 0, 0x2))
                         DoneTotalMod *= ((*i)->GetAmount()+100.0f)/100.0f;
                     break;
                 }