diff --git a/.gitignore b/.gitignore
index 332cfc7..051d97a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /Alien-Build-1.05.tar.gz
 /Alien-Build-1.10.tar.gz
 /Alien-Build-1.16.tar.gz
+/Alien-Build-1.18.tar.gz
diff --git a/Alien-Build-1.10-Remove-redundant-pkgconfig-implementations.patch b/Alien-Build-1.18-Remove-redundant-pkgconfig-implementations.patch
similarity index 81%
rename from Alien-Build-1.10-Remove-redundant-pkgconfig-implementations.patch
rename to Alien-Build-1.18-Remove-redundant-pkgconfig-implementations.patch
index 4b51a70..d1f1d56 100644
--- a/Alien-Build-1.10-Remove-redundant-pkgconfig-implementations.patch
+++ b/Alien-Build-1.18-Remove-redundant-pkgconfig-implementations.patch
@@ -1,4 +1,4 @@
-From 5fe836a4bd6b192147c68eb919222eeba3227dae Mon Sep 17 00:00:00 2001
+From c00c30fb159f4a90a57191ffbcfe665923ee1455 Mon Sep 17 00:00:00 2001
 From: =?UTF-8?q?Petr=20P=C3=ADsa=C5=99?= <ppisar@redhat.com>
 Date: Fri, 8 Sep 2017 11:31:02 +0200
 Subject: [PATCH] Remove redundant pkgconfig implementations
@@ -17,14 +17,14 @@ Signed-off-by: Petr Písař <ppisar@redhat.com>
  lib/Alien/Build/Plugin/PkgConfig/Negotiate.pm    |  16 +--
  t/01_use.t                                       |   4 -
  t/alien_build_plugin_pkgconfig_negotiate.t       |   2 +-
- t/alien_build_plugin_pkgconfig_negotiate__pick.t | 125 -----------------------
- 6 files changed, 3 insertions(+), 152 deletions(-)
+ t/alien_build_plugin_pkgconfig_negotiate__pick.t | 139 ++---------------------
+ 6 files changed, 11 insertions(+), 158 deletions(-)
 
 diff --git a/MANIFEST b/MANIFEST
-index 8feff60..2a2dd52 100644
+index 655a1a2..e6d3798 100644
 --- a/MANIFEST
 +++ b/MANIFEST
-@@ -146,11 +146,9 @@ lib/Alien/Build/Plugin/Fetch/Local.pm
+@@ -144,11 +144,9 @@ lib/Alien/Build/Plugin/Fetch/Local.pm
  lib/Alien/Build/Plugin/Fetch/LocalDir.pm
  lib/Alien/Build/Plugin/Fetch/NetFTP.pm
  lib/Alien/Build/Plugin/Gather/IsolateDynamic.pm
@@ -36,7 +36,7 @@ index 8feff60..2a2dd52 100644
  lib/Alien/Build/Plugin/Prefer.pod
  lib/Alien/Build/Plugin/Prefer/BadVersion.pm
  lib/Alien/Build/Plugin/Prefer/SortVersions.pm
-@@ -217,12 +215,10 @@ t/alien_build_plugin_fetch_lwp.t
+@@ -213,12 +211,10 @@ t/alien_build_plugin_fetch_lwp.t
  t/alien_build_plugin_fetch_netftp.t
  t/alien_build_plugin_gather_isolatedynamic.t
  t/alien_build_plugin_meta.t
@@ -50,7 +50,7 @@ index 8feff60..2a2dd52 100644
  t/alien_build_plugin_prefer_sortversions.t
  t/alien_build_plugin_probe_cbuilder.t
 diff --git a/Makefile.PL b/Makefile.PL
-index cf47d0f..39b6eb3 100644
+index 253cfdd..039543d 100644
 --- a/Makefile.PL
 +++ b/Makefile.PL
 @@ -71,11 +71,9 @@ my %WriteMakefileArgs = (
@@ -65,7 +65,7 @@ index cf47d0f..39b6eb3 100644
      "lib/Alien/Build/Plugin/Prefer.pod" => "\$(INST_LIB)/Alien/Build/Plugin/Prefer.pod",
      "lib/Alien/Build/Plugin/Prefer/BadVersion.pm" => "\$(INST_LIB)/Alien/Build/Plugin/Prefer/BadVersion.pm",
      "lib/Alien/Build/Plugin/Prefer/SortVersions.pm" => "\$(INST_LIB)/Alien/Build/Plugin/Prefer/SortVersions.pm",
-@@ -182,4 +180,4 @@ sub requires { goto &runtime_requires }
+@@ -181,4 +179,4 @@ sub requires { goto &runtime_requires }
  sub runtime_requires {
    my ($module, $version_or_range) = @_;
    _add_prereq(PREREQ_PM => $module, $version_or_range);
@@ -73,7 +73,7 @@ index cf47d0f..39b6eb3 100644
 \ No newline at end of file
 +}
 diff --git a/lib/Alien/Build/Plugin/PkgConfig/Negotiate.pm b/lib/Alien/Build/Plugin/PkgConfig/Negotiate.pm
-index b1845d0..9b43e8d 100644
+index d8f3af2..ba6d875 100644
 --- a/lib/Alien/Build/Plugin/PkgConfig/Negotiate.pm
 +++ b/lib/Alien/Build/Plugin/PkgConfig/Negotiate.pm
 @@ -3,9 +3,7 @@ package Alien::Build::Plugin::PkgConfig::Negotiate;
@@ -86,7 +86,7 @@ index b1845d0..9b43e8d 100644
  use Alien::Build::Util qw( _perl_config );
  use Carp ();
  
-@@ -32,21 +30,9 @@ sub pick
+@@ -32,18 +30,6 @@ sub pick
      return 'PkgConfig::LibPkgConf';
    }
    
@@ -104,13 +104,18 @@ index b1845d0..9b43e8d 100644
 -  }
    else
    {
--    Carp::carp("Could not find an appropriate pkg-config implementation, please install PkgConfig.pm, PkgConfig::LibPkgConf, pkg-config or pkgconf");
-+    Carp::carp("Could not find an appropriate pkg-config implementation, please install PkgConfig::LibPkgConf");
+     # this is a fata error.  because we check for a pkg-config implementation
+@@ -51,7 +37,7 @@ sub pick
+     # fallback on installing PkgConfig.pm as a prereq if nothing else is avail).
+     # we therefore expect at least one of these to work, if not, then the configuration
+     # of the system has shifted from underneath us.
+-    Carp::croak("Could not find an appropriate pkg-config implementation, please install PkgConfig.pm, PkgConfig::LibPkgConf, pkg-config or pkgconf");
++    Carp::croak("Could not find an appropriate pkg-config implementation, please install PkgConfig::LibPkgConf");
    }
  }
  
 diff --git a/t/01_use.t b/t/01_use.t
-index 08dc563..344d242 100644
+index a2dc604..c52e3ce 100644
 --- a/t/01_use.t
 +++ b/t/01_use.t
 @@ -37,11 +37,9 @@ require_ok 'Alien::Build::Plugin::Fetch::Local';
@@ -125,7 +130,7 @@ index 08dc563..344d242 100644
  require_ok 'Alien::Build::Plugin::Prefer::BadVersion';
  require_ok 'Alien::Build::Plugin::Prefer::SortVersions';
  require_ok 'Alien::Build::Plugin::Probe::CBuilder';
-@@ -91,11 +89,9 @@ ok(-f 't/alien_build_plugin_fetch_local.t', 'test for Alien::Build::Plugin::Fetc
+@@ -90,11 +88,9 @@ ok(-f 't/alien_build_plugin_fetch_local.t', 'test for Alien::Build::Plugin::Fetc
  ok(-f 't/alien_build_plugin_fetch_localdir.t', 'test for Alien::Build::Plugin::Fetch::LocalDir');
  ok(-f 't/alien_build_plugin_fetch_netftp.t', 'test for Alien::Build::Plugin::Fetch::NetFTP');
  ok(-f 't/alien_build_plugin_gather_isolatedynamic.t', 'test for Alien::Build::Plugin::Gather::IsolateDynamic');
@@ -138,7 +143,7 @@ index 08dc563..344d242 100644
  ok(-f 't/alien_build_plugin_prefer_sortversions.t', 'test for Alien::Build::Plugin::Prefer::SortVersions');
  ok(-f 't/alien_build_plugin_probe_cbuilder.t', 'test for Alien::Build::Plugin::Probe::CBuilder');
 diff --git a/t/alien_build_plugin_pkgconfig_negotiate.t b/t/alien_build_plugin_pkgconfig_negotiate.t
-index 2241348..30a5451 100644
+index 95e0d84..9492ea1 100644
 --- a/t/alien_build_plugin_pkgconfig_negotiate.t
 +++ b/t/alien_build_plugin_pkgconfig_negotiate.t
 @@ -16,7 +16,7 @@ subtest 'pick' => sub {
@@ -151,10 +156,38 @@ index 2241348..30a5451 100644
      local $ENV{ALIEN_BUILD_PKG_CONFIG} = "PkgConfig::$name";
      subtest $ENV{ALIEN_BUILD_PKG_CONFIG} => sub {
 diff --git a/t/alien_build_plugin_pkgconfig_negotiate__pick.t b/t/alien_build_plugin_pkgconfig_negotiate__pick.t
-index b0797ca..6b4decc 100644
+index b0797ca..e68ff05 100644
 --- a/t/alien_build_plugin_pkgconfig_negotiate__pick.t
 +++ b/t/alien_build_plugin_pkgconfig_negotiate__pick.t
-@@ -55,131 +55,6 @@ my $make_pkgconfig_libpkgconf_unavailable = Test2::Mock->new(
+@@ -24,9 +24,10 @@ subtest 'LibPkgConf' => sub {
+   
+       local $PkgConfig::LibPkgConf::VERSION = '0.01';
+ 
+-      isnt(
+-        Alien::Build::Plugin::PkgConfig::Negotiate->pick,
+-        'PkgConfig::LibPkgConf',
++      eval { Alien::Build::Plugin::PkgConfig::Negotiate->pick };
++      ok(
++        $@,
++        'PkgConfig::LibPkgConf "0.1" is too old',
+       );
+ 
+     };
+@@ -39,9 +40,10 @@ subtest 'LibPkgConf' => sub {
+     # cannot be loaded for the rest of this .t file
+     note scalar capture_merged { Devel::Hide->import(qw( PkgConfig::LibPkgConf )) };
+   
+-    isnt(
+-      Alien::Build::Plugin::PkgConfig::Negotiate->pick,
+-      'PkgConfig::LibPkgConf',
++    eval { Alien::Build::Plugin::PkgConfig::Negotiate->pick };
++    ok(
++      $@,
++      'Missing PkgConfig::LibPkgConf triggers an exception',
+     );
+ 
+   };
+@@ -55,131 +57,6 @@ my $make_pkgconfig_libpkgconf_unavailable = Test2::Mock->new(
    ],
  );
  
diff --git a/perl-Alien-Build.spec b/perl-Alien-Build.spec
index ad4f3c5..437ed9c 100644
--- a/perl-Alien-Build.spec
+++ b/perl-Alien-Build.spec
@@ -2,7 +2,7 @@
 %{bcond_without perl_Alien_Build_enables_optional_test}
 
 Name:           perl-Alien-Build
-Version:        1.16
+Version:        1.18
 Release:        1%{?dist}
 Summary:        Build external dependencies for use in CPAN
 License:        GPL+ or Artistic
@@ -10,7 +10,7 @@ URL:            http://search.cpan.org/dist/Alien-Build/
 Source0:        http://www.cpan.org/authors/id/P/PL/PLICEASE/Alien-Build-%{version}.tar.gz
 # Support only the most advanced pkgconfig implementation,
 # the files are deleted in prep section
-Patch0:         Alien-Build-1.10-Remove-redundant-pkgconfig-implementations.patch
+Patch0:         Alien-Build-1.18-Remove-redundant-pkgconfig-implementations.patch
 BuildArch:      noarch
 BuildRequires:  make
 BuildRequires:  perl-generators
@@ -87,7 +87,7 @@ BuildRequires:  perl(Test2::V0) >= 0.000060
 # Optional tests:
 %if !%{defined perl_bootstrap}
 # Break build cycle: Acme::Alien::DontPanic → Test::Alien
-BuildRequires:  perl(Acme::Alien::DontPanic)
+BuildRequires:  perl(Acme::Alien::DontPanic) >= 0.026
 %endif
 BuildRequires:  perl(Alien::Base::ModuleBuild) >= 0.040
 BuildRequires:  perl(Alien::Base::PkgConfig) >= 0.040
@@ -173,6 +173,9 @@ make test
 %{_mandir}/man3/*
 
 %changelog
+* Tue Sep 26 2017 Petr Pisar <ppisar@redhat.com> - 1.18-1
+- 1.18 bump
+
 * Tue Sep 19 2017 Petr Pisar <ppisar@redhat.com> - 1.16-1
 - 1.16 bump
 
diff --git a/sources b/sources
index c4fbb8a..c98d770 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (Alien-Build-1.16.tar.gz) = 3c914daa80eaca10532f26cfdcc014899739e1d8d19ba81473063648b4a04edae4f14f57a9aec53d9575719069a81db3d652638d971b034d2bc869deef0f037f
+SHA512 (Alien-Build-1.18.tar.gz) = 06f25c156167d3d15a5b51daf694c67d6a7b164ceebedb81a3ee7b2ea4a81649b2a58ede3bb46f867862c7e37b0f30d0e37bf43d5f1f68231dc938d58ce55628