diff --git a/nodejs-debug.spec b/nodejs-debug.spec
index f48fe23..155fbfa 100644
--- a/nodejs-debug.spec
+++ b/nodejs-debug.spec
@@ -2,16 +2,22 @@
 
 Name:       nodejs-debug
 Version:    0.7.2
-Release:    3%{?dist}
+Release:    4%{?dist}
 Summary:    A small debugging utility for Node.js
 # License text is included in Readme.md
 License:    MIT
 Group:      System Environment/Libraries
 URL:        https://github.com/visionmedia/debug
 Source0:    http://registry.npmjs.org/debug/-/debug-%{version}.tgz
+
 BuildArch:  noarch
+%if 0%{?fedora} >= 19
+ExclusiveArch: %{nodejs_arches} noarch
+%else
+ExclusiveArch: %{ix86} x86_64 %{arm} noarch
+%endif
 
-BuildRequires:  nodejs-devel
+BuildRequires:  nodejs-packaging
 
 %description
 This module is a tiny Node.js debugging utility modeled after node core's
@@ -40,6 +46,9 @@ cp -pr package.json debug.js index.js lib/ \
 
 
 %changelog
+* Sat Jul 06 2013 Jamie Nguyen <jamielinux@fedoraproject.org> - 0.7.2-4
+- restrict to compatible arches
+
 * Tue Jun 18 2013 Jamie Nguyen <jamielinux@fedoraproject.org> - 0.7.2-3
 - rebuild for EL-6 to fix Provides generation