diff --git a/subjects/sweet-curry/README.md b/subjects/sweet-curry/README.md
index 98619d49..9b1df6cd 100644
--- a/subjects/sweet-curry/README.md
+++ b/subjects/sweet-curry/README.md
@@ -6,7 +6,7 @@ Create the following functions with the "currying" process. Those functions shou
 
 - `mult2`: that multiplies two numbers.
 - `add3`: that adds three numbers.
-- `sub4`: that subtracts four numbers.
+- `sub4`: that subtracts four numbers in the given order: first number minus second number etc.
 
 ### Notions