diff --git a/internal/linux/disk/diskRates.go b/internal/linux/disk/diskRates.go
index 4b09457eb..8dd8ca9e7 100644
--- a/internal/linux/disk/diskRates.go
+++ b/internal/linux/disk/diskRates.go
@@ -121,6 +121,7 @@ func newDiskIOSensor(device diskstats.Device, sensorType linux.SensorTypeValue)
 		Sensor: linux.Sensor{
 			StateClassValue: types.StateClassTotalIncreasing,
 			SensorTypeValue: sensorType,
+			UnitsString:     diskCountUnits,
 		},
 	}
 	if device.ID != "total" {