diff --git a/spark.spec b/spark.spec
index 792eba1..d49cedd 100644
--- a/spark.spec
+++ b/spark.spec
@@ -33,9 +33,9 @@ Patch8:		spark-v0.9.0-0009-use-Jetty-8.patch
 Patch9:		spark-v0.9.0-0010-use-Akka-2.3.0-RC2.patch
 Patch10:	spark-v0.9.0-0011-xmvn.patch
 
-BuildArch:	noarch
-# no mesos or hadoop on ARM atm
-ExcludeArch:	%{arm}
+# BuildArch:	noarch
+# no mesos-java or hadoop on ARM atm
+ExclusiveArch:	%{ix86} x86_64
 BuildRequires:	sbt >= 0.13.1-5
 BuildRequires:	scala
 BuildRequires:	python