Fix word

Author: ericdouglas

CONTRIBUTING.md

@@ -8,6 +8,6 @@
 
 > "Can I suggest a new book for the Essential Path"
 
-**Yes!** But keep in mind that we will maintain just **one book** for each topic. If the book that you are suggesting is from a topic that we already have, we will change the previous book with the one suggest by you.
+**Yes!** But keep in mind that we will maintain just **one book** for each topic. If the book that you are suggesting is from a topic that we already have, we will change the previous book with the one suggested by you.
 
 **OBS**: After at least **20** people approve (:+1:) your suggestion, the book and/or the new topic will be included in our list.