Update BUILD.md

BUILD.md

@@ -118,7 +118,7 @@ If you are building classic Shairport Sync, the list of packages is shorter:
 ### NQPTP
 Skip this section if you are building classic Shairport Sync – NQPTP is not needed for classic Shairport Sync.
 
-Download, install, enable and start NQPTP from [here](https://github.com/mikebrady/nqptp).
+Download, install, enable and start NQPTP from [here](https://github.com/mikebrady/nqptp/tree/development).
 
 ### Shairport Sync
 #### Build and Install
@@ -131,6 +131,7 @@ Download Shairport Sync, branch and configure, compile and install it. Before ex
 ```
 $ git clone https://github.com/mikebrady/shairport-sync.git
 $ cd shairport-sync
+$ git checkout development
 $ autoreconf -fi
 $ ./configure --sysconfdir=/etc --with-alsa \
     --with-soxr --with-avahi --with-ssl=openssl --with-systemd --with-airplay-2