diff --git a/perl-Module-Implementation.spec b/perl-Module-Implementation.spec
index 4a16927..69fbb33 100644
--- a/perl-Module-Implementation.spec
+++ b/perl-Module-Implementation.spec
@@ -1,6 +1,6 @@
 Name:		perl-Module-Implementation
 Version:	0.09
-Release:	9%{?dist}
+Release:	10%{?dist}
 Summary:	Loads one of several alternate underlying implementations for a module
 Group:		Development/Libraries
 License:	Artistic 2.0
@@ -39,7 +39,10 @@ BuildRequires:	perl(Test::Requires)
 # Optional test requirements
 # ===================================================================
 BuildRequires:	perl(CPAN::Meta) >= 2.120900
+%if ! %{defined perl_bootstrap}
+# Build cycle: Test::CleanNamespaces → Package::Stash → Module::Implementation
 BuildRequires:	perl(Test::CleanNamespaces)
+%endif
 BuildRequires:	perl(Test::Taint)
 # ===================================================================
 # Author/Release test requirements
@@ -110,6 +113,10 @@ make test RELEASE_TESTING=1
 %{_mandir}/man3/Module::Implementation.3*
 
 %changelog
+* Wed Oct 12 2016 Petr Pisar <ppisar@redhat.com> - 0.09-10
+- Break build cycle when bootstrapping (Test::CleanNamespaces →
+  Package::Stash → Module::Implementation)
+
 * Tue Sep  6 2016 Paul Howarth <paul@city-fan.org> - 0.09-9
 - BR: perl(Test::CleanNamespaces)
 - Simplify find command using -delete