diff --git a/src/routes/storeRoute.js b/src/routes/storeRoute.js
index a639325a..39bc6b85 100644
--- a/src/routes/storeRoute.js
+++ b/src/routes/storeRoute.js
@@ -1326,7 +1326,7 @@ fastify.post("/api/createEstimationPrice", {
             properties: {
               name: { type: "string", description: "Item name" },
               type: { type: "string", description: "Item type" },
-              quantity: { type: "integer", description: "Quantity of the item" }
+              quantity: { type: "string", description: "Quantity of the item" }
             },
             required: ["name", "type", "quantity"]
           }