diff --git a/leo_bringup/config/firmware.yaml b/leo_bringup/config/firmware.yaml
index 8144d9d..04c6bf7 100644
--- a/leo_bringup/config/firmware.yaml
+++ b/leo_bringup/config/firmware.yaml
@@ -63,17 +63,3 @@ firmware:
     width_min: 1000
     width_max: 2000
 
-# These parameters are set only to support older versions (pre 1.1.0) of LeoCore firmware.
-# They will be removed in the future.
-leo_hat:
-  motors:
-    encoder_resolution: 878.4
-    torque_constant: 1.17647
-    pid: { p: 0.0, i: 0.005, d: 0.0 }
-    power_limit: 1000.0
-  diff_drive:
-    wheel_radius: 0.0625
-    wheel_separation: 0.33
-    angular_velocity_multiplier: 1.91
-    input_timeout: 500
-  battery_min_voltage: 10.0