fix a typo

Change-Id: I87c138b87354e41247944e707229a4480f7a4e07
diff --git a/README.md b/README.md
index 18978a6..6bcdf62 100644
--- a/README.md
+++ b/README.md
@@ -27,5 +27,5 @@
 
 hidl-gen -o output -L c++ android.hardware.nfc@1.0::INfc.hal
 hidl-gen -o output -L vts android.hardware.nfc@1.0
-hild-gen -o test -L c++ -r android.hardware:/home/android/master/hardware/interfaces android.hardware.nfc@1.0
+hidl-gen -o test -L c++ -r android.hardware:/home/android/master/hardware/interfaces android.hardware.nfc@1.0
 ```