diff --git a/DBClasses.cs b/DBClasses.cs
index a78ddb9..6d939a1 100644
--- a/DBClasses.cs
+++ b/DBClasses.cs
@@ -62,10 +62,10 @@ namespace CryptoCalc
 
         public int WalletID { get; set; }
         public string Currency { get; set; }
-        public float Amount { get; set; }
+        public decimal Amount { get; set; }
         public string TransactionType { get; set; }
         public string FeeCurrency { get; set; }
-        public float FeeAmount { get; set; }
+        public decimal FeeAmount { get; set; }
         public string Platform { get; set; }
         public string Note { get; set; }
 
@@ -75,7 +75,7 @@ namespace CryptoCalc
 
         public Transaction() { SetDBStrings(); }
 
-        public Transaction(int walletID, string currency, float amount, string type)
+        public Transaction(int walletID, string currency, decimal amount, string type)
         {
             SaveUnixTimeNow();
             WalletID = walletID;
@@ -89,7 +89,7 @@ namespace CryptoCalc
             SetDBStrings();
         }
 
-        public Transaction(string currency, float amount, string type, string feeCurrency, float feeAmount)
+        public Transaction(string currency, decimal amount, string type, string feeCurrency, decimal feeAmount)
         {
             SaveUnixTimeNow();
             Currency = currency;
@@ -156,7 +156,7 @@ namespace CryptoCalc
         public string Platform { get; set; }
         public string Name { get; set; }
         public string Currency { get; set; }
-        public float Balance { get; set; }
+        public decimal Balance { get; set; }
         public int DefaultWallet { get; set; }
         public string Note { get; set; }
 
@@ -173,7 +173,7 @@ namespace CryptoCalc
             Platform = platform;
             Name = name;
             Currency = currency;
-            Balance = 0;
+            Balance = 0M;
             DefaultWallet = 0;
             Note = note;
 
diff --git a/MainWindow.xaml.cs b/MainWindow.xaml.cs
index c0e298b..f54df46 100644
--- a/MainWindow.xaml.cs
+++ b/MainWindow.xaml.cs
@@ -49,7 +49,7 @@ namespace CryptoCalc
                 new Transaction(
                     selectedWallet.Index,
                     inputCurrency.Text,
-                    Convert.ToSingle(inputAmount.Text),
+                    Convert.ToDecimal(inputAmount.Text),
                     inputType.Text
                     )
                 );
@@ -110,7 +110,7 @@ namespace CryptoCalc
             t.WalletID = selectedWallet.Index;
             t.SaveUnixTimeNow();
             t.Currency = "SOL";
-            t.Amount = Convert.ToSingle(30 * rand.NextDouble());
+            t.Amount = Convert.ToDecimal(30 * rand.NextDouble());
             t.TransactionType = "BUY";
             t.Platform = "Firi";
             t.Note = "Test";