diff --git a/editions/tw5.com/tiddlers/filters/syntax/Map Filter Run Prefix (Examples).tid b/editions/tw5.com/tiddlers/filters/syntax/Map Filter Run Prefix (Examples).tid
index d84ef4897..f079cbd76 100644
--- a/editions/tw5.com/tiddlers/filters/syntax/Map Filter Run Prefix (Examples).tid	
+++ b/editions/tw5.com/tiddlers/filters/syntax/Map Filter Run Prefix (Examples).tid	
@@ -1,5 +1,5 @@
 created: 20210618134753828
-modified: 20211029082538212
+modified: 20211125145519506
 tags: [[Filter Syntax]] [[Filter Run Prefix Examples]] [[Map Filter Run Prefix]]
 title: Map Filter Run Prefix (Examples)
 type: text/vnd.tiddlywiki
@@ -16,4 +16,4 @@ For each title in a shopping list, calculate the total cost of purchasing each i
 <<.operator-example 2 "[tag[shopping]] :map[get[quantity]else[0]multiply{!!price}]">>
 
 For each title in a shopping list, prefix it with its position in the list:
-<<.operator-example 2 "[tag[shopping]] :map[<currentTiddler>addprefix[-]addprefix<index>]">>
\ No newline at end of file
+<<.operator-example 3 "[tag[shopping]] :map[<currentTiddler>addprefix[-]addprefix<index>]">>
\ No newline at end of file