diff --git a/lib/Tuba/Auth.pm b/lib/Tuba/Auth.pm
index aaf2fa2c..3d7326d5 100644
--- a/lib/Tuba/Auth.pm
+++ b/lib/Tuba/Auth.pm
@@ -96,7 +96,7 @@ sub login {
     return $c->render if $ENV{HARNESS_ACTIVE};
     return $c->render if $c->req->is_secure;
     return $c->render if ($c->app->mode eq 'development' && $c->tx->remote_address eq '127.0.0.1');
-    return $c->render if $c->app->mode eq 'development' && $c->tx->remote_address =~ /^192\.168/;
+    return $c->render if $c->app->mode eq 'development' && $c->tx->remote_address =~ /^10\.24\.10\.[678]$/;
     return $c->render if $c->app->mode eq 'development' && $ENV{TUBA_ALLOW_INSECURE_LOGINS};
     my $secure = $c->req->url->clone->to_abs;
     $secure->base->scheme('https');