diff --git a/macros.nodejs b/macros.nodejs
index da625a2..75393a6 100644
--- a/macros.nodejs
+++ b/macros.nodejs
@@ -4,6 +4,10 @@
 # nodejs library directory
 %nodejs_sitelib %{_prefix}/lib/node_modules
 
+#arch specific library directory
+#for future-proofing only; we don't do multilib
+%nodejs_sitearch %{nodejs_sitelib}
+
 # currently installed nodejs version
 %nodejs_version %(%{__nodejs} -v | sed s/v//)
 
@@ -17,4 +21,4 @@
 # e.g. `%%nodejs_fixdep frobber` makes any version of frobber do
 #      `%%nodejs_fixdep frobber '>1.0'` requires frobber > 1.0
 #      `%%nodejs_fixdep -r frobber removes the frobber dep
-%nodejs_fixdep %{_rpmconfigdir}/nodejs-fixdep
\ No newline at end of file
+%nodejs_fixdep %{_rpmconfigdir}/nodejs-fixdep
diff --git a/nodejs.spec b/nodejs.spec
index cae3029..63f2c45 100644
--- a/nodejs.spec
+++ b/nodejs.spec
@@ -160,6 +160,7 @@ cp -p common.gypi %{buildroot}%{_datadir}/node
 %changelog
 * Sat Jan 05 2013 T.C. Hollingsworth <tchollingsworth@gmail.com> - 0.9.5-4
 - install development headers
+- add nodejs_sitearch macro
 
 * Wed Jan 02 2013 T.C. Hollingsworth <tchollingsworth@gmail.com> - 0.9.5-3
 - make nodejs-symlink-deps actually work