diff --git a/src/server/scripts/Spells/spell_dk.cpp b/src/server/scripts/Spells/spell_dk.cpp
index 0341d9a4e6..dfa4daf16d 100644
--- a/src/server/scripts/Spells/spell_dk.cpp
+++ b/src/server/scripts/Spells/spell_dk.cpp
@@ -632,10 +632,11 @@ class spell_dk_death_strike : public SpellScriptLoader
 
             void HandleDummy(SpellEffIndex /*effIndex*/)
             {
+                int32 heal = 0;
                 if (AuraEffect* enabler = GetCaster()->GetAuraEffect(SPELL_DK_DEATH_STRIKE_ENABLER, EFFECT_0, GetCaster()->GetGUID()))
                 {
                     // Call CalculateAmount() to constantly fire the AuraEffect's HandleCalcAmount method
-                    int32 heal = CalculatePct(enabler->CalculateAmount(GetCaster()), GetSpellInfo()->Effects[EFFECT_0].DamageMultiplier);
+                    heal = CalculatePct(enabler->CalculateAmount(GetCaster()), GetSpellInfo()->Effects[EFFECT_0].DamageMultiplier);
 
                     if (AuraEffect const* aurEff = GetCaster()->GetAuraEffectOfRankedSpell(SPELL_DK_IMPROVED_DEATH_STRIKE, EFFECT_2))
                         heal = AddPct(heal, aurEff->GetAmount());
@@ -648,7 +649,7 @@ class spell_dk_death_strike : public SpellScriptLoader
                     return;
 
                 if (AuraEffect const* aurEff = GetCaster()->GetAuraEffect(SPELL_DK_BLOOD_SHIELD_MASTERY, EFFECT_0))
-                    GetCaster()->CastCustomSpell(SPELL_DK_BLOOD_SHIELD_ABSORB, SPELLVALUE_BASE_POINT0, GetCaster()->CountPctFromMaxHealth(aurEff->GetAmount()), GetCaster());
+                    GetCaster()->CastCustomSpell(SPELL_DK_BLOOD_SHIELD_ABSORB, SPELLVALUE_BASE_POINT0, CalculatePct(heal, aurEff->GetAmount()), GetCaster(), true);
             }
 
             void Register() override