diff --git a/shell/README.md b/shell/README.md
index 6c83c08f..2c94018d 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 iterative-definitions.limg |dd of=data.img conv=notrunc
+$ cat data.limg |dd of=data.img conv=notrunc
 ```
 
 Now run with both code and data disks:
diff --git a/shell/iterative-definitions.limg b/shell/data.limg
similarity index 100%
rename from shell/iterative-definitions.limg
rename to shell/data.limg