diff --git a/lib/MetaCPAN/Web/Model/API/Permission.pm b/lib/MetaCPAN/Web/Model/API/Permission.pm
index 82aba9a9ee..724d5da630 100644
--- a/lib/MetaCPAN/Web/Model/API/Permission.pm
+++ b/lib/MetaCPAN/Web/Model/API/Permission.pm
@@ -14,6 +14,7 @@ MetaCPAN::Web::Model::Permission - Catalyst Model for 06perms
 
 sub get {
     my ( $self, $type, $name ) = @_;
+    return Future->done(undef) unless $name;
 
     if ( $type eq 'module' ) {
         return $self->request( '/permission/' . $name )->transform(
@@ -34,59 +35,30 @@ sub get {
 }
 
 sub _get_author_modules {
-    my $self = shift;
-    my $name = shift;
-
-    my $search = {
-        query => {
-            bool => {
-                should => [
-                    { term => { owner          => $name } },
-                    { term => { co_maintainers => $name } },
-                ],
-            },
-        },
-        size => 5_000,
-    };
-
-    return $self->_search_perms($search);
+    my ( $self, $name ) = @_;
+
+    $self->request("/permission/by_author/$name")->transform(
+        done => sub {
+            $_[0]->{permissions};
+        }
+    );
 }
 
 sub _get_modules_in_distribution {
-    my $self = shift;
-    my $name = shift;
-    return Future->done(undef) unless $name;
+    my ( $self, $name ) = @_;
 
     $self->request("/package/modules/$name")->then(
         sub {
             my $res = shift;
-            my @modules = $res->{modules} ? @{ $res->{modules} } : undef;
-
-            return Future->done(undef) unless @modules;
-
-            my @perm_search
-                = map { +{ term => { module_name => $_ } } } @modules;
-
-            my $search = {
-                query => { bool => { should => \@perm_search } },
-                size  => 1_000,
-            };
-
-            return $self->_search_perms($search);
-        }
-    );
-}
-
-sub _search_perms {
-    my $self   = shift;
-    my $search = shift;
-
-    $self->request( '/permission/_search', $search )->transform(
-        done => sub {
-            my $perms = shift;
-            my @perms = sort { $a->{module_name} cmp $b->{module_name} }
-                map { $_->{_source} } @{ $perms->{hits}->{hits} };
-            return @perms ? \@perms : undef;
+            return Future->done(undef)
+                unless keys %{$res};
+
+            $self->request( '/permission/by_module',
+                { module => $res->{modules} } )->transform(
+                done => sub {
+                    $_[0]->{permissions};
+                }
+                );
         }
     );
 }