diff --git a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c
index 0966551cbaaa0..793d7b58fc650 100644
--- a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c
+++ b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c
@@ -402,6 +402,10 @@ static void int3400_notify(acpi_handle handle,
 	thermal_prop[3] = kasprintf(GFP_KERNEL, "EVENT=%d", therm_event);
 	thermal_prop[4] = NULL;
 	kobject_uevent_env(&priv->thermal->device.kobj, KOBJ_CHANGE, thermal_prop);
+	kfree(thermal_prop[0]);
+	kfree(thermal_prop[1]);
+	kfree(thermal_prop[2]);
+	kfree(thermal_prop[3]);
 }
 
 static int int3400_thermal_get_temp(struct thermal_zone_device *thermal,