diff --git a/librustzcash-wrapper/src/lib.rs b/librustzcash-wrapper/src/lib.rs
index 6e2a5f5..04c1139 100644
--- a/librustzcash-wrapper/src/lib.rs
+++ b/librustzcash-wrapper/src/lib.rs
@@ -1779,12 +1779,13 @@ pub extern "C" fn rust_wrapper_create_transaction(
                 }
             },
             4 => {
-                let sk = SpendingKey::from_bytes(output.ovk[0..32].try_into().unwrap()).unwrap();
-                let ovk = if output.chg {
-                    Some(FullViewingKey::from(&sk).to_ovk(Scope::Internal))
-                }else {
-                    Some(FullViewingKey::from(&sk).to_ovk(Scope::External))
-                        };
+                //let sk = SpendingKey::from_bytes(output.ovk[0..32].try_into().unwrap()).unwrap();
+                //let ovk = if output.chg {
+                    //Some(FullViewingKey::from(&sk).to_ovk(Scope::Internal))
+                //} else {
+                    //Some(FullViewingKey::from(&sk).to_ovk(Scope::External))
+                        //};
+                let ovk = None;
                 let recipient = OrchardAddress::from_raw_address_bytes(&to_array(output.to)).unwrap();
                 let val = output.amt;
                 let memo = MemoBytes::from_bytes(&output.memo).unwrap();