diff --git a/src/lib.rs b/src/lib.rs
index 9e1cb49..b880ac2 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -322,7 +322,6 @@ impl TxBuilder {
                 internal: Mutex::new(psbt),
             })
             .map(Arc::new)
-            .map_err(|_| BdkError::Generic("Failed to build transaction".to_string()))
     }
 }