diff --git a/exercises/practice/reverse-string/src/reverse-string.lfe b/exercises/practice/reverse-string/src/reverse-string.lfe
index 1c6e796..1ccb7ae 100644
--- a/exercises/practice/reverse-string/src/reverse-string.lfe
+++ b/exercises/practice/reverse-string/src/reverse-string.lfe
@@ -1,5 +1,4 @@
 (defmodule reverse-string
     (export (reverse 1)))
 
-(defun reverse (str)
-    (lists:reverse str))
\ No newline at end of file
+    ; Please implement the `reverse` function.