diff --git a/README.md b/README.md
index 7dc78c9..4bc3c3b 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ Optiboot is now installed by default on the Arduino Uno. It can be installed on
 More detailed documentation is being added (slowly) to the [repository wiki](https://github.com/Optiboot/optiboot/wiki).
 
 ## To install into the Arduino software ##
-  1. Download the latest using Git or the Zip download feature of GutHub.  If you download as a zip, also extract it.
+  1. Download the latest using Git or the Zip download feature of GitHub.  If you download as a zip, also extract it.
   1. You will need to be using a recent version of the [Arduino environment](http://arduino.cc), version 18 or later.
   1. Create a 'hardware' directory inside your sketches folder.
   1. Copy the optiboot directory into the hardware directory.