diff --git a/models/device.model.js b/models/device.model.js
index d56ccc5..63b2de7 100644
--- a/models/device.model.js
+++ b/models/device.model.js
@@ -22,7 +22,7 @@ const DeviceModel = joi.object({
   ).optional(),
 
   configurationTimestamp: joi.number().optional(),
-  programmationTimestamp: joi.number().optional(),
+  programmingTimestamp: joi.number().optional(),
 
   todo: joi.array().items(joi.object({
     msn: joi.string().required(),