--- lib/Perl6/Junction/All.pm
+++ lib/Perl6/Junction/All.pm
@@ -1,5 +1,7 @@
 package Perl6::Junction::All;
 use strict;
+use warnings;
+no if $] >= 5.018000, warnings => 'experimental::smartmatch';
 our $VERSION = '1.50000';
 
 use base 'Perl6::Junction::Base';
--- lib/Perl6/Junction/Any.pm
+++ lib/Perl6/Junction/Any.pm
@@ -1,5 +1,7 @@
 package Perl6::Junction::Any;
 use strict;
+use warnings;
+no if $] >= 5.018000, warnings => 'experimental::smartmatch';
 our $VERSION = '1.50000';
 
 use base 'Perl6::Junction::Base';
--- lib/Perl6/Junction/None.pm
+++ lib/Perl6/Junction/None.pm
@@ -1,5 +1,7 @@
 package Perl6::Junction::None;
 use strict;
+use warnings;
+no if $] >= 5.018000, warnings => 'experimental::smartmatch';
 our $VERSION = '1.50000';
 
 use base 'Perl6::Junction::Base';
--- lib/Perl6/Junction/One.pm
+++ lib/Perl6/Junction/One.pm
@@ -1,5 +1,7 @@
 package Perl6::Junction::One;
 use strict;
+use warnings;
+no if $] >= 5.018000, warnings => 'experimental::smartmatch';
 our $VERSION = '1.50000';
 
 use base 'Perl6::Junction::Base';