diff --git a/perl-PkgConfig-LibPkgConf.spec b/perl-PkgConfig-LibPkgConf.spec
index f6e6728..86b6462 100644
--- a/perl-PkgConfig-LibPkgConf.spec
+++ b/perl-PkgConfig-LibPkgConf.spec
@@ -14,7 +14,8 @@ BuildRequires:  perl-interpreter
 BuildRequires:  perl(:VERSION) >= 5.8.1
 # Use Alien::pkgconf instead of some complicated guess
 # script/cc_wrapper.pl and script/ld_wrapper.pl not used with Alien::pkgconf
-BuildRequires:  perl(Alien::pkgconf) >= 0.11-2
+BuildRequires:  perl(Alien::pkgconf) >= 0.11
+BuildRequires:  pkgconfig(libpkgconf) >= 1.4.0
 BuildRequires:  perl(Config)
 BuildRequires:  perl(ExtUtils::MakeMaker) >= 6.76
 # Run-time: