diff --git a/src/controllers/storeController.js b/src/controllers/storeController.js
index 68f4ac29..e580273a 100644
--- a/src/controllers/storeController.js
+++ b/src/controllers/storeController.js
@@ -1383,7 +1383,7 @@ exports.getbatchnumbers = async (req, reply) => {
 exports.getiots = async (req, reply) => {
   try {
     const storeId = req.params.storeId;
-    let type = req.params.type ? req.params.type.toLpperCase() : null;  // Convert type to uppercase
+    let type = req.params.type ? req.params.type.toLowerCase() : null;  // Convert type to uppercase
 
     let query = { storeId: storeId };