diff --git a/Assets/Scripts/Player/PlayerMove.cs b/Assets/Scripts/Player/PlayerMove.cs
index ce7a1079..4b28bc26 100644
--- a/Assets/Scripts/Player/PlayerMove.cs
+++ b/Assets/Scripts/Player/PlayerMove.cs
@@ -2,6 +2,9 @@ using System;
 using UnityEngine;
 public class PlayerMove : MonoBehaviour
 {
+    private static readonly int IsJumping = Animator.StringToHash("isJumping");
+    private static readonly int IsMoveing = Animator.StringToHash("isMoveing");
+    
     public float maxSpeed;
     public float jumpPower;
     Rigidbody2D _rigidBody;
@@ -25,10 +28,14 @@ public class PlayerMove : MonoBehaviour
     private void Update()
     {
         // 점프 ( 연속 점프 방지 )
-        if (Input.GetButtonDown("Jump") && _animator.GetBool("isJumping") == false) 
+        // TODO : C# 최적화 방법 중 1가지 > GC.Alloc 최소화
+        // string >> class변수 (힙 메모리 저장), 가비지 컬렉터에 의해 제거됨
+        // struct >> 스택 메모리로 사용하지 않으면 바로 제거됨
+        
+        if (Input.GetButtonDown("Jump") && _animator.GetBool(IsJumping) == false) 
         {
             _rigidBody.AddForce(Vector2.up * jumpPower, ForceMode2D.Impulse);
-            _animator.SetBool("isJumping", true);
+            _animator.SetBool(IsJumping, true);
         }
         
         // 키 입력 땔때 캐릭터 멈춤
@@ -46,11 +53,11 @@ public class PlayerMove : MonoBehaviour
         // 애니메이션 설정
         if (MathF.Abs(_rigidBody.linearVelocity.x) < 0.5)
         {
-            _animator.SetBool("isMoveing", false);
+            _animator.SetBool(IsMoveing, false);
         }
         else
         {
-            _animator.SetBool("isMoveing", true);
+            _animator.SetBool(IsMoveing, true);
         }
     }
 
@@ -82,7 +89,7 @@ public class PlayerMove : MonoBehaviour
                 // // 바닥에 닿아있을 때 애니메이션 변경
                 if(rayHit.distance < 0.7f) 
                 {    
-                    _animator.SetBool("isJumping", false);
+                    _animator.SetBool(IsJumping, false);
                 }
             }
         }
@@ -90,7 +97,7 @@ public class PlayerMove : MonoBehaviour
 
     void OnCollisionEnter2D(Collision2D collision)
     {
-        if (collision.gameObject.tag == "Enemy")
+        if (collision.gameObject.CompareTag("Enemy"))
         {
             // 적과 충돌했을 때
             OnDameged(collision.transform.position);