diff -urN Moo-1.000003/lib/Moo/Role.pm Moo-dev/lib/Moo/Role.pm
--- Moo-1.000003/lib/Moo/Role.pm	2012-10-03 16:26:16.275917561 +0100
+++ Moo-dev/lib/Moo/Role.pm	2012-10-03 16:40:41.321666558 +0100
@@ -24,8 +24,11 @@
   $INFO{$target} = {};
   # get symbol table reference
   my $stash = do { no strict 'refs'; \%{"${target}::"} };
-  _install_tracked $target => has => sub {
+  my $has; $has = sub {
     my ($name, %spec) = @_;
+    if (ref $name eq 'ARRAY') {
+      return map { $has->($_, %spec) } @$name;
+    }
     ($INFO{$target}{accessor_maker} ||= do {
       require Method::Generate::Accessor;
       Method::Generate::Accessor->new
@@ -33,6 +36,7 @@
     push @{$INFO{$target}{attributes}||=[]}, $name, \%spec;
     $me->_maybe_reset_handlemoose($target);
   };
+  _install_tracked $target => has => $has;
   # install before/after/around subs
   foreach my $type (qw(before after around)) {
     _install_tracked $target => $type => sub {
diff -urN Moo-1.000003/lib/Moo.pm Moo-dev/lib/Moo.pm
--- Moo-1.000003/lib/Moo.pm	2012-10-03 16:26:16.277917676 +0100
+++ Moo-dev/lib/Moo.pm	2012-10-03 16:30:08.922665625 +0100
@@ -34,8 +34,11 @@
     Moo::Role->apply_roles_to_package($target, @_);
     $class->_maybe_reset_handlemoose($target);
   };
-  _install_tracked $target => has => sub {
+  my $has; $has = sub {
     my ($name, %spec) = @_;
+    if (ref $name eq 'ARRAY') {
+      return map { $has->($_, %spec) } @$name;
+    }
     $class->_constructor_maker_for($target)
           ->register_attribute_specs($name, \%spec);
     $class->_accessor_maker_for($target)
@@ -43,6 +46,7 @@
     $class->_maybe_reset_handlemoose($target);
     return;
   };
+  _install_tracked $target => has => $has;
   foreach my $type (qw(before after around)) {
     _install_tracked $target => $type => sub {
       require Class::Method::Modifiers;
diff -urN Moo-1.000003/t/has-array.t Moo-dev/t/has-array.t
--- Moo-1.000003/t/has-array.t	1970-01-01 01:00:00.000000000 +0100
+++ Moo-dev/t/has-array.t	2012-10-03 16:42:32.489923252 +0100
@@ -0,0 +1,30 @@
+use Test::More tests => 4;
+
+ok(eval {
+  package Local::Test::Role1;
+  use Moo::Role;
+  has [qw/ attr1 attr2 /] => (is => 'ro');
+  1;
+}, 'has \@attrs works in roles')
+  or diag "EVAL FAILED: $@";
+
+ok eval {
+  package Local::Test::Class1;
+  use Moo;
+  with 'Local::Test::Role1';
+  has [qw/ attr3 attr4 /] => (is => 'ro');
+  1;
+}, 'has \@attrs works in classes'
+  or diag "EVAL FAILED: $@";
+
+my $obj = new_ok 'Local::Test::Class1' => [
+  attr1  => 1,
+  attr2  => 2,
+  attr3  => 3,
+  attr4  => 4,
+];
+
+can_ok(
+  $obj,
+  qw( attr1 attr2 attr3 attr4 ),
+);