diff --git a/perl-Lexical-SealRequireHints.spec b/perl-Lexical-SealRequireHints.spec
index 2c61999..ad9ee93 100644
--- a/perl-Lexical-SealRequireHints.spec
+++ b/perl-Lexical-SealRequireHints.spec
@@ -1,16 +1,17 @@
 Name:           perl-Lexical-SealRequireHints
 Version:        0.011
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Prevent leakage of lexical hints
 License:        GPL+ or Artistic
 Group:          Development/Libraries
 URL:            http://search.cpan.org/dist/Lexical-SealRequireHints/
 Source0:        http://www.cpan.org/authors/id/Z/ZE/ZEFRAM/Lexical-SealRequireHints-%{version}.tar.gz
+BuildRequires:  coreutils
 BuildRequires:  findutils
-BuildRequires:  gcc
 BuildRequires:  perl-devel
 BuildRequires:  perl-generators
 BuildRequires:  perl-interpreter
+BuildRequires:  perl(ExtUtils::CBuilder) >= 0.15
 BuildRequires:  perl(Module::Build)
 BuildRequires:  perl(strict)
 BuildRequires:  perl(warnings)
@@ -42,13 +43,13 @@ up to Perl 5.11.5, fixed in Perl 5.12.0.
 %setup -q -n Lexical-SealRequireHints-%{version}
 
 %build
-perl Build.PL installdirs=vendor optimize="$RPM_OPT_FLAGS"
+perl Build.PL --installdirs=vendor --optimize="$RPM_OPT_FLAGS"
 ./Build
 
 %install
-./Build install destdir=$RPM_BUILD_ROOT create_packlist=0
-find $RPM_BUILD_ROOT -type f -name '*.bs' -size 0 -delete
-%{_fixperms} $RPM_BUILD_ROOT/*
+./Build install --destdir=$RPM_BUILD_ROOT --create_packlist=0
+find $RPM_BUILD_ROOT -type f -name '*.bs' -empty -delete
+%{_fixperms} $RPM_BUILD_ROOT
 
 %check
 ./Build test
@@ -60,6 +61,13 @@ find $RPM_BUILD_ROOT -type f -name '*.bs' -size 0 -delete
 %{_mandir}/man3/*
 
 %changelog
+* Thu Mar  1 2018 Paul Howarth <paul@city-fan.org> - 0.011-6
+- Arch-specific package using Module::Build needs to use ExtUtils::CBuilder
+  (https://bugzilla.redhat.com/show_bug.cgi?id=1547165#c7)
+- Drop explicit gcc build-require as EU::CB is effectively our compiler here
+- Add build-require coreutils for %%{_fixperms}
+- Simplify find command using -empty
+
 * Mon Feb 19 2018 Jitka Plesnikova <jplesnik@redhat.com> - 0.011-5
 - Add build-require gcc