diff --git a/README.md b/README.md
index 46fc3454a7b37e75b22d7b4bf30b53798c383c99..5beb0af02fbd9204c2824247473f96dd33407d86 100644
--- a/README.md
+++ b/README.md
@@ -65,7 +65,7 @@ For more information, see the [Server README](https://github.com/scanlime/fadeca
 Prerequisites
 -------------
 
-* To install a firmware image, you'l need the Teensy Loader: <http://www.pjrc.com/teensy/loader.html>
+* To install a firmware image, you'll need the Teensy Loader: <http://www.pjrc.com/teensy/loader.html>
 * To recompile the firmware, please use the recommended ARM toolchain from <https://code.launchpad.net/gcc-arm-embedded>
 
 Pin Assignment