diff --git a/src/lib/Hydra/Controller/User.pm b/src/lib/Hydra/Controller/User.pm
index e96796fb..96dd3e30 100644
--- a/src/lib/Hydra/Controller/User.pm
+++ b/src/lib/Hydra/Controller/User.pm
@@ -46,7 +46,6 @@ sub logout_POST {
 
 sub persona_login :Path('/persona-login') Args(0) {
     my ($self, $c) = @_;
-    $c->stash->{json} = {};
     requirePost($c);
 
     my $assertion = $c->req->params->{assertion} or die;
@@ -78,7 +77,7 @@ sub persona_login :Path('/persona-login') Args(0) {
 
     $c->set_authenticated($user);
 
-    $c->stash->{json}->{result} = "ok";
+    $self->status_no_content($c);
     $c->flash->{successMsg} = "You are now signed in as <tt>" . encode_entities($email) . "</tt>.";
 }
 
diff --git a/src/root/layout.tt b/src/root/layout.tt
index 2237e79b..fb4a2531 100644
--- a/src/root/layout.tt
+++ b/src/root/layout.tt
@@ -124,14 +124,12 @@
         navigator.id.watch({
           loggedInUser: [% c.user_exists ? '"' _ HTML.escape(c.user.username) _ '"' : "null" %],
           onlogin: function(assertion) {
-            $.post("[% c.uri_for('/persona-login') %]", { assertion: assertion })
-              .done(function(data) {
-                if (data.error)
-                  bootbox.alert("Login failed: " + data.error);
-                else
-                  window.location.reload();
-              })
-              .fail(function() { bootbox.alert("Server request failed!"); });
+            requestJSON({
+              url: "[% c.uri_for('/persona-login') %]",
+              data: "assertion=" + assertion,
+              type: 'POST',
+              success: function(data) { window.location.reload(); }
+            });
           },
           onlogout: doLogout
         });