diff --git a/xulrunner.spec b/xulrunner.spec
index ebb1e37..e7a3d67 100644
--- a/xulrunner.spec
+++ b/xulrunner.spec
@@ -78,7 +78,7 @@
 Summary:        XUL Runtime for Gecko Applications
 Name:           xulrunner
 Version:        45.9.0
-Release:        10%{?pre_tag}%{?dist}
+Release:        1%{?pre_tag}%{?dist}
 URL:            http://developer.mozilla.org/En/XULRunner
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
@@ -207,6 +207,8 @@ Requires: libnotify-devel
 Requires: mesa-libGL-devel
 Requires: libvpx-devel >= %{libvpx_version}
 
+ExcludeArch:  aarch64
+
 %description devel
 This package contains the libraries amd header files that are needed
 for writing XUL+XPCOM applications with Mozilla XULRunner and Gecko.