diff --git a/src/Battling/Flow/TurnHandler.cpp b/src/Battling/Flow/TurnHandler.cpp
index e65cfcd..14ba706 100644
--- a/src/Battling/Flow/TurnHandler.cpp
+++ b/src/Battling/Flow/TurnHandler.cpp
@@ -52,7 +52,7 @@ void TurnHandler::ExecuteChoice(BaseTurnChoice* choice) {
 
 void TurnHandler::ExecuteAttackChoice(AttackTurnChoice* choice) {
     auto attackName = choice->GetAttack()->GetAttack()->GetName();
-    HOOK(ChangeAttack, choice, choice, attackName);
+    HOOK(ChangeAttack, choice, choice, &attackName);
     if (attackName != choice->GetAttack()->GetAttack()->GetName()) {
         // TODO: Change attack
     }
@@ -63,7 +63,7 @@ void TurnHandler::ExecuteAttackChoice(AttackTurnChoice* choice) {
 
     auto attack = new ExecutingAttack(targets, 1, choice->GetUser(), choice->GetAttack(), choice->GetAttackScript());
     bool prevented = false;
-    HOOK(PreventAttack, attack, attack, prevented);
+    HOOK(PreventAttack, attack, attack, &prevented);
     if (prevented) {
         return;
     }
@@ -76,7 +76,7 @@ void TurnHandler::ExecuteAttackChoice(AttackTurnChoice* choice) {
 
     // HOOK: check if attack fails
     bool fail = false;
-    HOOK(FailAttack, attack, attack, fail);
+    HOOK(FailAttack, attack, attack, &fail);
     if (fail) {
         // TODO: Fail handling.
         return;
@@ -101,14 +101,14 @@ void TurnHandler::HandleAttackForTarget(ExecutingAttack* attack, Creature* targe
     ScriptSource* userSource = attack;
 
     bool fail = false;
-    HOOK(FailIncomingAttack, targetSource, attack, target, fail);
+    HOOK(FailIncomingAttack, targetSource, attack, target, &fail);
     if (fail) {
         // TODO: Fail handling.
         return;
     }
 
     bool invulnerable = fail;
-    HOOK(IsInvulnerable, targetSource, attack, target, invulnerable);
+    HOOK(IsInvulnerable, targetSource, attack, target, &invulnerable);
     if (invulnerable) {
         // TODO: We should probably do something when a target is invulnerable.
         return;
@@ -136,7 +136,7 @@ void TurnHandler::HandleAttackForTarget(ExecutingAttack* attack, Creature* targe
         auto hit = targetData->GetHit(hitIndex);
 
         auto hitType = hit->GetType();
-        HOOK(ChangeAttackType, targetSource, attack, target, hitIndex, hitType);
+        HOOK(ChangeAttackType, targetSource, attack, target, hitIndex, &hitType);
         hit->SetEffectiveness(library->GetTypeLibrary()->GetEffectiveness(hitType, target->GetTypes()));
         hit->SetCritical(library->GetMiscLibrary()->IsCritical(attack, target, hitIndex));
         hit->SetBasePower(dmgLibrary->GetBasePower(attack, target, hitIndex));
@@ -154,7 +154,7 @@ void TurnHandler::HandleAttackForTarget(ExecutingAttack* attack, Creature* targe
                 target->Damage(damage, DamageSource::AttackDamage);
 
                 bool preventSecondary = false;
-                HOOK(PreventSecondaryEffects, targetSource, attack, target, hitIndex, preventSecondary);
+                HOOK(PreventSecondaryEffects, targetSource, attack, target, hitIndex, &preventSecondary);
                 if (!preventSecondary) {
                     HOOK(OnSecondaryEffect, userSource, attack, target, hitIndex);
                 }
@@ -169,7 +169,7 @@ void TurnHandler::HandleAttackForTarget(ExecutingAttack* attack, Creature* targe
 
 void TurnHandler::ExecuteSwitchChoice(CreatureLib::Battling::SwitchTurnChoice* choice) {
     bool preventSwitch = false;
-    HOOK(PreventSelfSwitch, choice, choice, preventSwitch);
+    HOOK(PreventSelfSwitch, choice, choice, &preventSwitch);
     if (preventSwitch) {
         return;
     }