diff --git a/src/controllers/storeController.js b/src/controllers/storeController.js
index e580273a..5ebe1c7c 100644
--- a/src/controllers/storeController.js
+++ b/src/controllers/storeController.js
@@ -1183,7 +1183,7 @@ exports.updateSensorById = async (req, reply) => {
     const filteredUpdateData = Object.keys(updateData)
       .filter((key) => allowedFields.includes(key))
       .reduce((obj, key) => {
-        obj[key] = key === "type" ? updateData[key].toLpperCase() : updateData[key];
+        obj[key] = key === "type" ? updateData[key].toLowerCase() : updateData[key];
         return obj;
       }, {});