diff --git a/Cargo.toml b/Cargo.toml
index 1ed0fb0f7..d63a86f70 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "orchard"
-version = "0.5.0"
+version = "0.6.0"
 authors = [
     "Sean Bowe <sean@electriccoin.co>",
     "Jack Grigg <jack@electriccoin.co>",
diff --git a/src/builder.rs b/src/builder.rs
index fe3857904..8d706b5be 100644
--- a/src/builder.rs
+++ b/src/builder.rs
@@ -446,10 +446,12 @@ impl Builder {
         let value_balance = self
             .spends
             .iter()
+            .filter(|spend| spend.note.asset().is_native().unwrap_u8() == 1)
             .map(|spend| spend.note.value() - NoteValue::zero())
             .chain(
                 self.recipients
                     .iter()
+                    .filter(|recipient| recipient.asset.is_native().unwrap_u8() == 1)
                     .map(|recipient| NoteValue::zero() - recipient.value),
             )
             .fold(Some(ValueSum::zero()), |acc, note_value| acc? + note_value)