diff --git a/subjects/atoi/README.md b/subjects/atoi/README.md
index 19da105d..b7367c6d 100644
--- a/subjects/atoi/README.md
+++ b/subjects/atoi/README.md
@@ -6,7 +6,7 @@
 
 - `Atoi` returns `0` if the `string` is not considered as a valid number. For this exercise **non-valid `string` chains will be tested**. Some will contain non-digits characters.
 
-- For this exercise the handling of the signs + or - **does have** to be taken into account.
+- For this exercise the handling of the signs `+` or `-` **does have** to be taken into account.
 
 - This function will **only** have to return the `int`. For this exercise the `error` result of `Atoi` is not required.