diff --git a/y2022/constants.h b/y2022/constants.h
index 62b9b4a..f27b6cd 100644
--- a/y2022/constants.h
+++ b/y2022/constants.h
@@ -9,6 +9,7 @@
 #include "frc971/control_loops/pose.h"
 #include "frc971/control_loops/static_zeroing_single_dof_profiled_subsystem.h"
 #include "frc971/shooter_interpolation/interpolation.h"
+#include "frc971/zeroing/pot_and_absolute_encoder.h"
 #include "y2022/control_loops/drivetrain/drivetrain_dog_motor_plant.h"
 #include "y2022/control_loops/superstructure/catapult/catapult_plant.h"
 #include "y2022/control_loops/superstructure/climber/climber_plant.h"