diff --git a/y2024/control_loops/python/drivetrain.py b/y2024/control_loops/python/drivetrain.py
index 01f6716..0e75589 100644
--- a/y2024/control_loops/python/drivetrain.py
+++ b/y2024/control_loops/python/drivetrain.py
@@ -17,7 +17,7 @@
     mass=68.0,
     # TODO(austin): Measure radius a bit better.
     robot_radius=0.39,
-    wheel_radius=2 * 0.0254,
+    wheel_radius=2 * 0.0254 * 3.7592 / 3.825,
     motor_type=control_loop.KrakenFOC(),
     num_motors=2,
     G=(14.0 / 52.0) * (36.0 / 56.0),