diff --git a/ruby.spec b/ruby.spec
index c629fd3..b8a6afb 100644
--- a/ruby.spec
+++ b/ruby.spec
@@ -453,6 +453,7 @@ Group:      Development/Libraries
 Requires:   ruby(release)
 Requires:   ruby(rubygems) >= %{rubygems_version}
 Provides:   rubygem(net-telnet) = %{version}-%{release}
+BuildArch:  noarch
 
 %description -n rubygem-net-telnet
 Provides telnet client functionality.