fix tutrial to match the blog hello world

diff --git a/docs/tutorials/hello-world.md b/docs/tutorials/hello-world.md
index 30facc72a74b0b600c92d341f58f2433e4c6a174..ce86ffe5a68f06bf3e166afc108e4d30fd794fb1 100644 (file)
--- a/docs/tutorials/hello-world.md
+++ b/docs/tutorials/hello-world.md
@@ -131,7 +131,7 @@ Right now we will not get into details of all the available options in `TxBuilde
 how to build transactions. We'll come back to this in a future article.
 
 ```rust
-use bdk::{bitcoin::Address, FeeRate};
+use bdk::bitcoin::Address;
 use std::str::FromStr;
 
 // ...
@@ -143,11 +143,9 @@ let faucet_address = Address::from_str("mkHS9ne12qx9pS9VojpwU5xtRd4T7X7ZUt")?;
 
 let mut tx_builder = wallet.build_tx();
 tx_builder
-    .add_recipient(faucet_address.script_pubkey(), 0_900)
-    .fee_rate(FeeRate::from_sat_per_vb(5.0))
-    .do_not_spend_change()
+    .add_recipient(faucet_address.script_pubkey(), balance / 2)
     .enable_rbf();
-let (mut psbt, tx_details) = tx_builder.finish()?
+let (mut psbt, tx_details) = tx_builder.finish()?;
 
 println!("Transaction details: {:#?}", tx_details);
 ```