diff --git a/zip-0203.rst b/zip-0203.rst
index 92860433..4e43b8b9 100644
--- a/zip-0203.rst
+++ b/zip-0203.rst
@@ -73,9 +73,9 @@ WalletTxToJSON shows a boolean expired true/false.
 Config
 -------
 
-Default will be user configurable with flag `txblockexpirydelta`.
+Default will be user configurable with flag `txexpirydelta`
 
-`--txblockexpirydelta=100`
+`--txexpirydelta=100`
 
 Deployment
 ------------