diff --git a/Assets/Scripts/ZombieController.cs b/Assets/Scripts/ZombieController.cs
index 54484f5..db6aab1 100644
--- a/Assets/Scripts/ZombieController.cs
+++ b/Assets/Scripts/ZombieController.cs
@@ -1,20 +1,26 @@
 using UnityEngine;
 
+[RequireComponent(typeof(Animator))]
 public class ZombieController : MonoBehaviour
 {
+    private static readonly int DieHash = Animator.StringToHash("Die");
+    private static readonly int IsAttackingHash = Animator.StringToHash("isAttacking");
+    private static readonly int IsWalkingHash = Animator.StringToHash("isWalking");
+    private static readonly int IsRunningHash = Animator.StringToHash("isRunning");
+
     [Header("Health")]
-    private float maxHealth = 50;
+    private readonly float maxHealth = 50;
     private float currentHealth;
 
     [Header("Movement")]
-    private float walkSpeed = 1f;
-    private float runSpeed = 2f;
-    private float runDistance = 5f;      // od kedy začne bežať
-    private float attackDistance = 1.5f; // od kedy útočí
+    private readonly float walkSpeed = 1f;
+    private readonly float runSpeed = 2f;
+    private readonly float runDistance = 5f;      // od kedy začne bežať
+    private readonly float attackDistance = 1.5f; // od kedy útočí
 
     [Header("Attack")]
-    private float attackDamage = 10f;
-    private float attackCooldown = 1f;
+    private readonly float attackDamage = 10f;
+    private readonly float attackCooldown = 1f;
     private float lastAttackTime;
 
     private Transform player;
@@ -46,35 +52,35 @@ public class ZombieController : MonoBehaviour
         else if (distance <= runDistance)
         {
             MoveToPlayer(runSpeed);
-            animator.SetBool("isRunning", true);
-            animator.SetBool("isWalking", false);
-            animator.SetBool("isAttacking", false);
+            animator.SetBool(IsRunningHash, true);
+            animator.SetBool(IsWalkingHash, false);
+            animator.SetBool(IsAttackingHash, false);
         }
         else
         {
             MoveToPlayer(walkSpeed);
-            animator.SetBool("isWalking", true);
-            animator.SetBool("isRunning", false);
-            animator.SetBool("isAttacking", false);
+            animator.SetBool(IsWalkingHash, true);
+            animator.SetBool(IsRunningHash, false);
+            animator.SetBool(IsAttackingHash, false);
         }
     }
 
     private void MoveToPlayer(float speed)
     {
         Vector3 direction = (player.position - transform.position).normalized;
-        transform.position += direction * speed * Time.deltaTime;
+        transform.position += speed * Time.deltaTime * direction;
         transform.LookAt(new Vector3(player.position.x, transform.position.y, player.position.z));
     }
 
     private void StopMoving()
     {
-        animator.SetBool("isWalking", false);
-        animator.SetBool("isRunning", false);
+        animator.SetBool(IsWalkingHash, false);
+        animator.SetBool(IsRunningHash, false);
     }
 
     private void TryAttack()
     {
-        animator.SetBool("isAttacking", true);
+        animator.SetBool(IsAttackingHash, true);
 
         if (Time.time - lastAttackTime >= attackCooldown)
         {
@@ -96,7 +102,7 @@ public class ZombieController : MonoBehaviour
     private void Die()
     {
         Debug.Log($"{gameObject.name} je mŕtvy!");
-        animator.SetTrigger("Die");
+        animator.SetTrigger(DieHash);
         Destroy(gameObject, 2f);
     }
 }
\ No newline at end of file