diff --git a/custom_components/proxmoxve/sensor.py b/custom_components/proxmoxve/sensor.py
index 597c14e..0a4469f 100644
--- a/custom_components/proxmoxve/sensor.py
+++ b/custom_components/proxmoxve/sensor.py
@@ -464,7 +464,7 @@ class ProxmoxSensorEntityDescription(ProxmoxEntityDescription, SensorEntityDescr
         name="Wearout",
         icon="mdi:clipboard-pulse-outline",
         native_unit_of_measurement=PERCENTAGE,
-        conversion_fn=lambda x: (100 - x) / 100 if x != UNDEFINED else None,
+        conversion_fn=lambda x: (100 - x) if x != UNDEFINED else None,
         state_class=SensorStateClass.MEASUREMENT,
         suggested_display_precision=0,
         translation_key="disk_wearout",