diff --git a/src/Battling/Models/CreateCreature.cpp b/src/Battling/Models/CreateCreature.cpp
index af3be84..2c5f59a 100644
--- a/src/Battling/Models/CreateCreature.cpp
+++ b/src/Battling/Models/CreateCreature.cpp
@@ -36,7 +36,7 @@ Creature* CreateCreature::Create() {
     auto species = this->_library->GetSpeciesLibrary()->Get(this->_species.GetHash());
     auto variant = species->GetVariant(this->_variant);
     Library::TalentIndex talent;
-    if (this->_talent.Empty()) {
+    if (this->_talent.IsEmpty()) {
         talent = variant->GetRandomTalent(rand);
     } else {
         talent = variant->GetTalentIndex(this->_talent);
@@ -50,7 +50,7 @@ Creature* CreateCreature::Create() {
         gender = species->GetRandomGender(rand);
     }
     ArbUt::BorrowedPtr<const Library::Item> heldItem;
-    if (!this->_heldItem.Empty()) {
+    if (!this->_heldItem.IsEmpty()) {
         if (!_library->GetItemLibrary()->TryGet(this->_heldItem.GetHash(), heldItem)) {
             THROW_CREATURE("Invalid held item '" << this->_heldItem.c_str() << "'.");
         }
diff --git a/src/Library/Attacks/AttackData.hpp b/src/Library/Attacks/AttackData.hpp
index 0e24973..e227794 100644
--- a/src/Library/Attacks/AttackData.hpp
+++ b/src/Library/Attacks/AttackData.hpp
@@ -38,7 +38,7 @@ namespace CreatureLib::Library {
         inline AttackTarget GetTarget() const noexcept { return _target; }
         inline int8_t GetPriority() const noexcept { return _priority; }
         inline bool HasSecondaryEffect() const noexcept {
-            return _effect != nullptr && !_effect->GetEffectName().Empty();
+            return _effect != nullptr && !_effect->GetEffectName().IsEmpty();
         }
         inline const std::unique_ptr<const SecondaryEffect>& GetSecondaryEffect() const noexcept { return _effect; }