diff --git a/rakudo-MIME-Base64.spec b/rakudo-MIME-Base64.spec
index 44ff828..fcb1a59 100644
--- a/rakudo-MIME-Base64.spec
+++ b/rakudo-MIME-Base64.spec
@@ -1,6 +1,6 @@
 Name:		rakudo-MIME-Base64
 Version:	1.2.1
-Release:	5%{?dist}
+Release:	6%{?dist}
 Summary:	A Perl6 implementation of MIME::Base64 for ASCII strings
 
 License:	Artistic 2.0
@@ -18,8 +18,6 @@ Source0:	ftp://ftp.uni-siegen.de/pub/Perl6Mod.src/Perl6-MIME-Base64-%{version}.t
 BuildRequires:	rakudo >= %rakudo_rpm_version
 Requires:	rakudo >= %rakudo_rpm_version
 
-ExcludeArch:	s390x ppc64
-
 
 %description
 MIME::Base64 - Encoding and decoding Base64 ASCII strings. A Perl6
@@ -31,6 +29,7 @@ implementation of MIME::Base64 to encoding and decoding to and from base64.
 
 
 %install
+export QA_SKIP_BUILD_ROOT=1
 %perl6_mod_inst --to=%{buildroot}%{perl6_vendor_dir} --for=vendor
 
 
@@ -45,6 +44,10 @@ perl6 -Ilib t/*.t
 
 
 %changelog
+* Sun Jul 28 2019 Gerd Pokorra <gp@zimt.uni-siegen.de> 1.2.1-6
+- add QA_SKIP_BUILD_ROOT=1
+- remove of excluding the architectures s390x and ppc64
+
 * Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.1-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild