diff --git a/Runtime/Wallet/CurrencyAccount.cs b/Runtime/Wallet/CurrencyAccount.cs
index 5eb9303..d2a86de 100644
--- a/Runtime/Wallet/CurrencyAccount.cs
+++ b/Runtime/Wallet/CurrencyAccount.cs
@@ -1,5 +1,4 @@
 using System;
-using System.Security.Cryptography;
 
 namespace CurrencySystem
 {
@@ -10,16 +9,26 @@ public sealed class CurrencyAccount : ICurrency
         private float _multiplier = 1;
         private IVault _vault;
 
+        /// <summary>
+        /// Передает общее кол-во денег на счету
+        /// </summary>
         [field: NonSerialized]
-        public event ICurrency.CurrencyEvent OnCurrencyChange;
+
+        public event ICurrency.CurrencyEvent OnNewAmount;
+        /// <summary>
+        /// Передает сумму, на которую счет изменился
+        /// </summary>
+        [field: NonSerialized]
+        public event ICurrency.CurrencyEvent OnChange;
 
         private double Amount
         {
             get { return _vault.Amount; }
             set
             {
+                OnChange?.Invoke(value - _vault.Amount);
                 _vault.Amount = value;
-                NotifyEvent();
+                OnNewAmount?.Invoke(value);
             }
         }
 
@@ -35,12 +44,6 @@ public CurrencyAccount(string currencyCode, double amount, float multiplier = 1)
             _vault = new Vault(amount, currencyCode);
         }
 
-        private void NotifyEvent()
-        {
-            Aes.Create();
-            OnCurrencyChange?.Invoke(Amount);
-        }
-
         public void Add(double amount)
         {
             Amount += amount * _multiplier;
diff --git a/Runtime/Wallet/ICurrency.cs b/Runtime/Wallet/ICurrency.cs
index ea51a6a..e168c03 100644
--- a/Runtime/Wallet/ICurrency.cs
+++ b/Runtime/Wallet/ICurrency.cs
@@ -2,8 +2,9 @@ namespace CurrencySystem
 {
     public interface ICurrency
     {
-        delegate void CurrencyEvent(double newAmount);
-        event CurrencyEvent OnCurrencyChange;
+        delegate void CurrencyEvent(double amount);
+        event CurrencyEvent OnNewAmount;
+        event CurrencyEvent OnChange;
         public string CurrencyCode { get; }
         public double Get();
         public void Add(double amount);