diff --git a/superxas_bec/device_configs/timepix.yaml b/superxas_bec/device_configs/timepix.yaml
index 3527883..7e7931a 100644
--- a/superxas_bec/device_configs/timepix.yaml
+++ b/superxas_bec/device_configs/timepix.yaml
@@ -49,7 +49,7 @@ ic3:
   softwareTrigger: False
 
 ### Monochromator Axis
-mono_axis:
+mono_energy:
   description: Axis for the QEXAFS monochromator
   deviceClass: ophyd_devices.devices.psi_motor.EpicsMotor
   deviceConfig: