diff --git a/SC2002.md b/SC2002.md
index 7f763bc..3161a71 100644
--- a/SC2002.md
+++ b/SC2002.md
@@ -10,7 +10,7 @@ cat file | while IFS= read -r i; do echo "${i%?}"; done
 ### Correct code:
 
 ```sh
-tr ' ' _ < file | nl  
+< file tr ' ' _ | nl  
 while IFS= read -r i; do echo "${i%?}"; done < file
 ```