diff --git a/ReadMe.md b/ReadMe.md
index 933c8b80104786b9f2ddf3d1b3b31db9ebc8b4b2..689368f4a9b6435e7649e191850e896efbd36cd8 100644
--- a/ReadMe.md
+++ b/ReadMe.md
@@ -16,9 +16,9 @@ On the following image is shown a pan&tilt and its controller:
 
 <img src="doc/images/ptu_d46.png" alt="ptu_d46" height="150">
 
-## Instalation
+## Installation
 
-If the labrobotica's repository was already added to your computer, is only necessary the third command:
+If the labrobotica's repository was already added to your computer, it's only necessary the third command:
 
 ``` sudo sh -c 'echo "deb [arch=amd64] http://147.83.76.226/~irilabo/packages xenial main" > /etc/apt/sources.list.d/labrobotica_repo.list' ```