diff --git a/src/Neo/BigDecimal.cs b/src/Neo/BigDecimal.cs
index 17e132f085..1091a6a5d6 100644
--- a/src/Neo/BigDecimal.cs
+++ b/src/Neo/BigDecimal.cs
@@ -211,9 +211,7 @@ public readonly bool Equals(BigDecimal other)
 
         public override readonly int GetHashCode()
         {
-            var divisor = BigInteger.Pow(10, _decimals);
-            var result = BigInteger.DivRem(_value, divisor, out var remainder);
-            return HashCode.Combine(result, remainder);
+            return HashCode.Combine(_decimals, _value.GetHashCode());
         }
 
         public static bool operator ==(BigDecimal left, BigDecimal right)