diff --git a/README.md b/README.md
index f463c035..cac54850 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ Pre-requisites
 --------------
 
 See each sample for pre-requisites.
-All require an uptodate version of the Android build tools and the Android support repository.
+All require an updated versions of the Android build tools and the Android support repository.
 
 Getting Started
 ---------------