diff --git a/y2023/vision/aprilrobotics_main.cc b/y2023/vision/aprilrobotics_main.cc
index 5e5bad7..013730e 100644
--- a/y2023/vision/aprilrobotics_main.cc
+++ b/y2023/vision/aprilrobotics_main.cc
@@ -1,14 +1,17 @@
+#include "absl/flags/flag.h"
+
 #include "aos/events/shm_event_loop.h"
 #include "aos/init.h"
 #include "frc971/constants/constants_sender_lib.h"
 #include "y2023/vision/aprilrobotics.h"
 
-DEFINE_string(config, "aos_config.json", "Path to the config file to use.");
+ABSL_FLAG(std::string, config, "aos_config.json",
+          "Path to the config file to use.");
 
 namespace y2023::vision {
 void AprilViewerMain() {
   aos::FlatbufferDetachedBuffer<aos::Configuration> config =
-      aos::configuration::ReadConfig(FLAGS_config);
+      aos::configuration::ReadConfig(absl::GetFlag(FLAGS_config));
 
   frc971::constants::WaitForConstants<Constants>(&config.message());