diff --git a/bip-0174.mediawiki b/bip-0174.mediawiki
index 65fa9a97..9bb35c84 100644
--- a/bip-0174.mediawiki
+++ b/bip-0174.mediawiki
@@ -357,7 +357,7 @@ Using the transaction format involves many different responsibilities. Multiple
 ===Creator===
 
 The Creator creates a new PSBT. It must create an unsigned transaction and place it in the PSBT.
-The Creator must create empty input fields.
+The Creator must create empty input and output fields fields.
 
 ===Updater===