libusb: use spec deps

1 files changed, 5 insertions, 5 deletions

diff --git a/Library/Formula/libusb.rb b/Library/Formula/libusb.rb
index 49a0ce282..19aebf91f 100644
--- a/Library/Formula/libusb.rb
+++ b/Library/Formula/libusb.rb
@@ -5,18 +5,18 @@ class Libusb < Formula
   url 'http://downloads.sourceforge.net/project/libusb/libusb-1.0/libusb-1.0.9/libusb-1.0.9.tar.bz2'
   sha256 'e920eedc2d06b09606611c99ec7304413c6784cba6e33928e78243d323195f9b'
 
-  head 'git://git.libusb.org/libusb.git'
+  head do
+    url 'git://git.libusb.org/libusb.git'
 
-  conflicts_with 'libusbx',
-    :because => 'both provide libusb compatible libraries'
-
-  if build.head?
     depends_on :automake
     depends_on :libtool
   end
 
   option :universal
 
+  conflicts_with 'libusbx',
+    :because => 'both provide libusb compatible libraries'
+
   def install
     ENV.universal_binary if build.universal?