diff --git a/spec/Powertrain/Transmission.vspec b/spec/Powertrain/Transmission.vspec
index 7f749b51..d9bd1fc8 100644
--- a/spec/Powertrain/Transmission.vspec
+++ b/spec/Powertrain/Transmission.vspec
@@ -169,9 +169,9 @@ Retarder:
 Retarder.TorqueMode:
   datatype: string
   type: attribute
-  allowed: ['LOW IDLE GOVERNOR', 'ACCELERATOR PEDAL', 'CRUISE CONTROL', 'PTO GOVERNOR', 'ROAD STATE GOVERNOR',
+  allowed: ['LOW IDLE GOVERNOR/NO REQUEST', 'ACCELERATOR PEDAL/OPERATOR SELECTION', 'CRUISE CONTROL', 'PTO GOVERNOR', 'ROAD SPEED GOVERNOR',
   'ASR CONTROL', 'TRANSMISSION CONTROL', 'ABS CONTROL', 'TORQUE LIMITING', 'HIGH SPEED GOVERNOR',
-  'BRAKING SYSTER', 'REMOTE ACCELERATOR', 'SERVICE PROCEDURE', 'NOT DEFINED', 'OTHER', 'NOT AVAILABLE']
+  'BRAKING SYSTEM', 'REMOTE ACCELERATOR', 'SERVICE PROCEDURE', 'NOT DEFINED', 'OTHER', 'NOT AVAILABLE']
   description: Active engine torque mode.
 
 Retarder.ActualTorque: