diff --git a/shell/README.md b/shell/README.md
index 37dd06b9..20dc3615 100644
--- a/shell/README.md
+++ b/shell/README.md
@@ -29,7 +29,7 @@ $ echo '(+ 1 1)' |dd of=data.img conv=notrunc
 You can also try one of the files of definitions in this directory (`*.limg`).
 
 ```sh
-$ cat iter.limg |dd of=data.img conv=notrunc
+$ cat iterative-definitions.limg |dd of=data.img conv=notrunc
 ```
 
 Now run with both code and data disks: