diff --git a/customer.ts b/customer.ts
index a619ddb..5798636 100644
--- a/customer.ts
+++ b/customer.ts
@@ -78,7 +78,7 @@ export interface CustomerResponse {
 
 export async function getCustomers(
   host: string,
-  token: string,
+  headers: HeadersInit,
   options: CustomerQuery
 ): Promise<CustomerResponse> {
   let searchParams = new URLSearchParams();
@@ -88,11 +88,7 @@ export async function getCustomers(
   }
   const res = await fetch(
     `${host}/api/Aperture/Customer?${searchParams.toString()}`,
-    {
-      headers: {
-        accesstoken: token,
-      },
-    }
+    { headers }
   );
   const json = await res.json();
   console.debug(json);
diff --git a/dummy.ts b/dummy.ts
index d8bcbcd..97e616b 100644
--- a/dummy.ts
+++ b/dummy.ts
@@ -1,9 +1,7 @@
-export async function dummy(host: string, token: string) {
+export async function dummy(host: string, headers: HeadersInit) {
   const res = await fetch(`${host}/api/Aperture/dummy`, {
     method: "POST",
-    headers: {
-      accesstoken: token,
-    },
+    headers,
   });
   const json = await res.json();
   if (!json.isOk) {
diff --git a/order.ts b/order.ts
index 47294a2..e6fd963 100644
--- a/order.ts
+++ b/order.ts
@@ -114,15 +114,12 @@ export interface OrderResponse {}
 
 export async function order(
   host: string,
-  token: string,
+  headers: HeadersInit,
   order: OrderDto
 ): Promise<OrderResponse> {
   const res = await fetch(`${host}/api/Aperture/order`, {
     method: "POST",
-    headers: {
-      accesstoken: token,
-      "content-type": "application/json",
-    },
+    headers,
     body: JSON.stringify(order),
   });
   const json = await res.json();
diff --git a/price.ts b/price.ts
index aa744ee..b677a4f 100644
--- a/price.ts
+++ b/price.ts
@@ -24,7 +24,7 @@ export interface PriceResponse {
 
 export async function getPrices(
   host: string,
-  token: string,
+  headers: HeadersInit,
   options: PriceQuery
 ): Promise<PriceResponse> {
   let searchParams = new URLSearchParams();
@@ -37,11 +37,7 @@ export async function getPrices(
   }
   const res = await fetch(
     `${host}/api/Aperture/Price?${searchParams.toString()}`,
-    {
-      headers: {
-        accesstoken: token,
-      },
-    }
+    { headers }
   );
   const json = await res.json();
   console.debug(json);
diff --git a/priceByCustomer.ts b/priceByCustomer.ts
index d708039..fc2d0da 100644
--- a/priceByCustomer.ts
+++ b/priceByCustomer.ts
@@ -28,7 +28,7 @@ export interface PreciosResponse {
 
 export async function getPricesByCustomer(
   host: string,
-  token: string,
+  headers: HeadersInit,
   options: PriceByCustomerQuery
 ): Promise<PreciosResponse> {
   let searchParams = new URLSearchParams();
@@ -44,11 +44,7 @@ export async function getPricesByCustomer(
   }
   const res = await fetch(
     `${host}/api/Aperture/PriceByCustomer?${searchParams.toString()}`,
-    {
-      headers: {
-        accesstoken: token,
-      },
-    }
+    { headers }
   );
   const json = await res.json();
   console.debug(json);
diff --git a/priceList.ts b/priceList.ts
index 4dedb9b..485e3a6 100644
--- a/priceList.ts
+++ b/priceList.ts
@@ -23,7 +23,7 @@ export interface PriceListResponse {
 
 export async function getPriceLists(
   host: string,
-  token: string,
+  headers: HeadersInit,
   options: PriceListQuery
 ): Promise<PriceListResponse> {
   let searchParams = new URLSearchParams();
@@ -33,11 +33,7 @@ export async function getPriceLists(
   }
   const res = await fetch(
     `${host}/api/Aperture/PriceList?${searchParams.toString()}`,
-    {
-      headers: {
-        accesstoken: token,
-      },
-    }
+    { headers }
   );
   const json = await res.json();
   console.debug(json);
diff --git a/product.ts b/product.ts
index 3062be0..6d6da5f 100644
--- a/product.ts
+++ b/product.ts
@@ -50,7 +50,7 @@ export interface ProductosResponse {
 // https://github.com/TangoSoftware/ApiTiendas#art%C3%ADculos
 export async function getProductos(
   host: string,
-  token: string,
+  headers: HeadersInit,
   options: ProductosQuery
 ): Promise<ProductosResponse> {
   let searchParams = new URLSearchParams();
@@ -63,11 +63,7 @@ export async function getProductos(
   }
   const res = await fetch(
     `${host}/api/Aperture/Product?${searchParams.toString()}`,
-    {
-      headers: {
-        accesstoken: token,
-      },
-    }
+    { headers }
   );
   const json = await res.json();
   console.debug(json);
diff --git a/publications.ts b/publications.ts
index 031d73c..7ab1ac9 100644
--- a/publications.ts
+++ b/publications.ts
@@ -23,7 +23,7 @@ export interface PublicationsResponse {
 // https://github.com/TangoSoftware/ApiTiendas#art%C3%ADculos
 export async function getPublications(
   host: string,
-  token: string,
+  headers: HeadersInit,
   options: PublicationsQuery
 ): Promise<PublicationsResponse> {
   let searchParams = new URLSearchParams();
@@ -39,11 +39,7 @@ export async function getPublications(
   }
   const res = await fetch(
     `${host}/api/Aperture/Publications?${searchParams.toString()}`,
-    {
-      headers: {
-        accesstoken: token,
-      },
-    }
+    { headers }
   );
   const json = await res.json();
   console.debug(json);
diff --git a/stock.ts b/stock.ts
index 32e87fa..5afc976 100644
--- a/stock.ts
+++ b/stock.ts
@@ -23,7 +23,7 @@ export interface StockResponse {
 // https://github.com/TangoSoftware/ApiTiendas#saldos-de-stock
 export async function getStocks(
   host: string,
-  token: string,
+  headers: HeadersInit,
   options: StockQuery
 ): Promise<StockResponse> {
   let searchParams = new URLSearchParams();
@@ -36,11 +36,7 @@ export async function getStocks(
   }
   const res = await fetch(
     `${host}/api/Aperture/Stock?${searchParams.toString()}`,
-    {
-      headers: {
-        accesstoken: token,
-      },
-    }
+    { headers }
   );
   const json = await res.json();
   console.debug(json);