diff --git a/macros.nodejs-srpm b/macros.nodejs-srpm
index 9488cd7..faf03a7 100644
--- a/macros.nodejs-srpm
+++ b/macros.nodejs-srpm
@@ -1,6 +1,7 @@
 # nodejs_arches lists what arches Node.js and dependent packages run on.
 #
 # Enabling Node.js on other arches requires porting the V8 JavaScript JIT to
-# those arches. Support for POWER and aarch64 arrived in nodejs v4
+# those arches. Support for POWER and aarch64 arrived in nodejs v4. Support
+# for s390x arrived in nodejs v6
 
-%nodejs_arches %{ix86} x86_64 %{arm} aarch64 %{power64}
+%nodejs_arches %{ix86} x86_64 %{arm} aarch64 %{power64} s390x
diff --git a/redhat-rpm-config.spec b/redhat-rpm-config.spec
index c3568a0..a862af5 100644
--- a/redhat-rpm-config.spec
+++ b/redhat-rpm-config.spec
@@ -6,7 +6,7 @@
 
 Summary: Red Hat specific rpm configuration files
 Name: redhat-rpm-config
-Version: 50
+Version: 51
 Release: 1%{?dist}
 # No version specified.
 License: GPL+
@@ -145,6 +145,9 @@ install -p -m 755 -t %{buildroot}%{_rpmconfigdir} kmod.prov
 %{_rpmconfigdir}/macros.d/macros.kmp
 
 %changelog
+* Fri Nov 04 2016 Stephen Gallagher <sgallagh@redhat.com> - 51-1
+- Add s390x build target for Node.js packages
+
 * Mon Oct 31 2016 Kalev Lember <klember@redhat.com> - 50-1
 - Add ldc_arches macro