diff --git a/SC2002.md b/SC2002.md
index 5921fba..945da56 100644
--- a/SC2002.md
+++ b/SC2002.md
@@ -4,13 +4,14 @@
 
 ```sh
 cat file | tr ' ' _ | grep a_
+cat file | ( while read i; do echo "${i%?}"; done )
 ```
 
 ### Correct code:
 
 ```sh
-tr ' ' _ < file | grep a_
-< file tr ' ' _ | grep a_ # **simple commands only, won't work with compounds
+< file tr ' ' _ | grep a_  # **simple commands only, won't work with compounds
+( while read i; do echo "${i%?}"; done ) < file # postfix works for everything
 ```
 
 ### Rationale: