diff --git a/subjects/enigma.en.md b/subjects/enigma.en.md
index 6c94c416..b425e7d9 100644
--- a/subjects/enigma.en.md
+++ b/subjects/enigma.en.md
@@ -10,8 +10,6 @@ Write a function called `Enigma` that receives poiters to functions and move its
 	- `d` into `b`;
 	- `b` into `a`.
 
-- This function must have the following signature.
-
 ### Expected function
 
 ```go