diff --git a/src/util/psbt/mod.rs b/src/util/psbt/mod.rs
index 62dd4365..6e631719 100644
--- a/src/util/psbt/mod.rs
+++ b/src/util/psbt/mod.rs
@@ -53,7 +53,7 @@ pub struct PartiallySignedTransaction {
 impl PartiallySignedTransaction {
     /// Create a PartiallySignedTransaction from an unsigned transaction, error
     /// if not unsigned
-    pub fn from_unsigned_tx(tx: Transaction) -> Result<Self, encode::Error> {
+    pub fn from_unsigned_tx(tx: Transaction) -> Result<Self, self::Error> {
         Ok(PartiallySignedTransaction {
             inputs: vec![Default::default(); tx.input.len()],
             outputs: vec![Default::default(); tx.output.len()],