diff --git a/src/server/game/Entities/Unit/Unit.cpp b/src/server/game/Entities/Unit/Unit.cpp
index 28f584df93..eff5fb77b4 100644
--- a/src/server/game/Entities/Unit/Unit.cpp
+++ b/src/server/game/Entities/Unit/Unit.cpp
@@ -7436,15 +7436,14 @@ float Unit::SpellHealingPctDone(Unit* victim, SpellInfo const* spellProto) const
         }
     }
 
-    AuraEffectList const& mHealingFromTargetHealthPct = owner->GetAuraEffectsByType(SPELL_AURA_MOD_HEALING_FROM_TARGET_HEALTH);
-    for (AuraEffectList::const_iterator i = mHealingFromTargetHealthPct.begin(); i != mHealingFromTargetHealthPct.end(); ++i)
+    float healthPctDiff = 100.0f - victim->GetHealthPct();
+    for (AuraEffect const* healingDonePctVsTargetHealth : owner->GetAuraEffectsByType(SPELL_AURA_MOD_HEALING_DONE_PCT_VERSUS_TARGET_HEALTH))
     {
-        if ((*i)->IsAffectingSpell(spellProto))
-        {
-            uint32 masteryBonus = (*i)->GetAmount();
-            float healthPct = 100.0f - victim->GetHealthPct();
-            AddPct(DoneTotalMod, CalculatePct(masteryBonus, healthPct));
-        }
+        if (!healingDonePctVsTargetHealth->IsAffectingSpell(spellProto))
+            continue;
+
+        uint32 maxBonus = healingDonePctVsTargetHealth->GetAmount();
+        AddPct(DoneTotalMod, CalculatePct(maxBonus, healthPctDiff));
     }
 
     return DoneTotalMod;
diff --git a/src/server/game/Spells/Auras/SpellAuraDefines.h b/src/server/game/Spells/Auras/SpellAuraDefines.h
index bf753c7781..8386f7c3f6 100644
--- a/src/server/game/Spells/Auras/SpellAuraDefines.h
+++ b/src/server/game/Spells/Auras/SpellAuraDefines.h
@@ -429,7 +429,7 @@ enum AuraType : uint32
     SPELL_AURA_351                                          = 351,
     SPELL_AURA_352                                          = 352,
     SPELL_AURA_MOD_CAMOUFLAGE                               = 353,  // NYI
-    SPELL_AURA_MOD_HEALING_FROM_TARGET_HEALTH               = 354,  // Restoration Shaman mastery - mod healing based on target's health (less = more healing)
+    SPELL_AURA_MOD_HEALING_DONE_PCT_VERSUS_TARGET_HEALTH    = 354,  // Restoration Shaman mastery - mod healing based on target's health (less = more healing)
     SPELL_AURA_355                                          = 355,
     SPELL_AURA_MOD_DAMAGE_FROM_MANA                         = 356,  // Arcane Mage mastery - mod damage based on current mana
     SPELL_AURA_ENABLE_BOSS1_UNIT_FRAME                      = 357,