diff --git a/src/Peachpie.Runtime/PhpValue.cs b/src/Peachpie.Runtime/PhpValue.cs
index d4d8ca04b1..df5c038bc8 100644
--- a/src/Peachpie.Runtime/PhpValue.cs
+++ b/src/Peachpie.Runtime/PhpValue.cs
@@ -420,6 +420,8 @@ public Convert.NumberInfo ToNumber(out PhpNumber number)
 
         public static explicit operator double(PhpValue value) => value.ToDouble();
 
+        public static explicit operator decimal(PhpValue value) => value.ToDecimal();
+
         public static explicit operator PhpNumber(PhpValue value)
         {
             if ((value.ToNumber(out var result) & Convert.NumberInfo.Unconvertible) != 0)