diff --git a/node/src/types/transaction/arg_handling.rs b/node/src/types/transaction/arg_handling.rs
index 0fe19b5145..e31ff8394c 100644
--- a/node/src/types/transaction/arg_handling.rs
+++ b/node/src/types/transaction/arg_handling.rs
@@ -15,7 +15,8 @@ use tracing::debug;
 const TRANSFER_ARG_AMOUNT: RequiredArg<U512> = RequiredArg::new("amount");
 const TRANSFER_ARG_SOURCE: OptionalArg<URef> = OptionalArg::new("source");
 const TRANSFER_ARG_TARGET: &str = "target";
-const TRANSFER_ARG_ID: OptionalArg<u64> = OptionalArg::new("id");
+// "id" for legacy reasons, if the argument is passed it is [Option]
+const TRANSFER_ARG_ID: OptionalArg<Option<u64>> = OptionalArg::new("id");
 
 const ADD_BID_ARG_PUBLIC_KEY: RequiredArg<PublicKey> = RequiredArg::new("public_key");
 const ADD_BID_ARG_DELEGATION_RATE: RequiredArg<u8> = RequiredArg::new("delegation_rate");
@@ -111,8 +112,8 @@ impl<T> OptionalArg<T> {
             Some(value) => value,
             None => return Ok(None),
         };
-        let value = parse_cl_value(cl_value, self.name)?;
-        Ok(value)
+        let value = parse_cl_value::<T>(cl_value, self.name)?;
+        Ok(Some(value))
     }
 
     #[cfg(test)]
@@ -120,7 +121,7 @@ impl<T> OptionalArg<T> {
     where
         T: CLTyped + ToBytes,
     {
-        args.insert(self.name, Some(value))
+        args.insert(self.name, value)
     }
 }
 
@@ -165,8 +166,8 @@ pub fn new_transfer_args<A: Into<U512>, T: Into<TransferTarget>>(
         TransferTarget::URef(uref) => args.insert(TRANSFER_ARG_TARGET, uref)?,
     }
     TRANSFER_ARG_AMOUNT.insert(&mut args, amount.into())?;
-    if let Some(id) = maybe_id {
-        TRANSFER_ARG_ID.insert(&mut args, id)?;
+    if maybe_id.is_some() {
+        TRANSFER_ARG_ID.insert(&mut args, maybe_id)?;
     }
     Ok(args)
 }
@@ -591,7 +592,7 @@ mod tests {
         };
         let expected_error = InvalidTransactionV1::UnexpectedArgType {
             arg_name: TRANSFER_ARG_SOURCE.name.to_string(),
-            expected: vec![Option::<URef>::cl_type()],
+            expected: vec![URef::cl_type()],
             got: CLType::U8,
         };
         assert_eq!(
diff --git a/types/src/transaction/transaction_v1/arg_handling.rs b/types/src/transaction/transaction_v1/arg_handling.rs
index 1650e055b6..3bd8f7a14b 100644
--- a/types/src/transaction/transaction_v1/arg_handling.rs
+++ b/types/src/transaction/transaction_v1/arg_handling.rs
@@ -8,8 +8,8 @@ const TRANSFER_ARG_AMOUNT: RequiredArg<U512> = RequiredArg::new("amount");
 
 const TRANSFER_ARG_SOURCE: OptionalArg<URef> = OptionalArg::new("source");
 const TRANSFER_ARG_TARGET: &str = "target";
-
-const TRANSFER_ARG_ID: OptionalArg<u64> = OptionalArg::new("id");
+// "id" for legacy reasons, if the argument is passed it is [Option]
+const TRANSFER_ARG_ID: OptionalArg<Option<u64>> = OptionalArg::new("id");
 
 const ADD_BID_ARG_PUBLIC_KEY: RequiredArg<PublicKey> = RequiredArg::new("public_key");
 const ADD_BID_ARG_DELEGATION_RATE: RequiredArg<u8> = RequiredArg::new("delegation_rate");
@@ -77,7 +77,7 @@ impl<T> OptionalArg<T> {
     where
         T: CLTyped + ToBytes,
     {
-        args.insert(self.name, Some(value))
+        args.insert(self.name, value)
     }
 }
 
@@ -101,8 +101,8 @@ pub(crate) fn new_transfer_args<A: Into<U512>, T: Into<TransferTarget>>(
         TransferTarget::URef(uref) => args.insert(TRANSFER_ARG_TARGET, uref)?,
     }
     TRANSFER_ARG_AMOUNT.insert(&mut args, amount.into())?;
-    if let Some(id) = maybe_id {
-        TRANSFER_ARG_ID.insert(&mut args, id)?;
+    if maybe_id.is_some() {
+        TRANSFER_ARG_ID.insert(&mut args, maybe_id)?;
     }
     Ok(args)
 }