diff --git a/y2024/localizer/localizer.cc b/y2024/localizer/localizer.cc
index d73d171..2b72f94 100644
--- a/y2024/localizer/localizer.cc
+++ b/y2024/localizer/localizer.cc
@@ -140,9 +140,9 @@
 
 std::array<Localizer::CameraState, Localizer::kNumCameras>
 Localizer::MakeCameras(const Constants &constants, aos::EventLoop *event_loop) {
-  CHECK(constants.has_cameras());
+  CHECK(constants.robot()->has_cameras());
   std::array<Localizer::CameraState, Localizer::kNumCameras> cameras;
-  for (const CameraConfiguration *camera : *constants.cameras()) {
+  for (const CameraConfiguration *camera : *constants.robot()->cameras()) {
     CHECK(camera->has_calibration());
     const frc971::vision::calibration::CameraCalibration *calibration =
         camera->calibration();