1 files changed, 4 insertions, 0 deletions

diff --git a/src/WixToolset.Data/IntermediateField.cs b/src/WixToolset.Data/IntermediateField.cs
index 5b511d02..2310f447 100644
--- a/src/WixToolset.Data/IntermediateField.cs
+++ b/src/WixToolset.Data/IntermediateField.cs
@@ -27,6 +27,10 @@ namespace WixToolset.Data
 
         public static explicit operator bool? (IntermediateField field) => field.AsNullableBool();
 
+        public static explicit operator long(IntermediateField field) => field.AsLargeNumber();
+
+        public static explicit operator long?(IntermediateField field) => field.AsNullableLargeNumber();
+
         public static explicit operator int(IntermediateField field) => field.AsNumber();
 
         public static explicit operator int? (IntermediateField field) => field.AsNullableNumber();