diff --git a/src/controllers/tanksController.js b/src/controllers/tanksController.js
index 69f68e2f..d48fbe7e 100644
--- a/src/controllers/tanksController.js
+++ b/src/controllers/tanksController.js
@@ -1128,7 +1128,7 @@ exports.consumption = async (request, reply) => {
   try {
     const { customerId } = request.params;
     const { startDate, stopDate, block } = request.body;
-    let { typeofwater } = request.body;
+    let typeofwater  = request.body.typeofwater.toLowerCase();
 
     // Convert typeofwater to lowercase
     typeofwater = typeofwater.toLowerCase();