diff --git a/server/src/contexts/catalog/domain/entities/Article.ts b/server/src/contexts/catalog/domain/entities/Article.ts
index d17eed0..94cc0f1 100644
--- a/server/src/contexts/catalog/domain/entities/Article.ts
+++ b/server/src/contexts/catalog/domain/entities/Article.ts
@@ -55,7 +55,7 @@ export class Article extends AggregateRoot<IArticleProps> implements IArticle {
     return this._id;
   }
 
-  get catalog_name(): Slug {
+  get catalog_name(): Name {
     return this.props.catalog_name;
   }
 
diff --git a/server/src/contexts/sales/infrastructure/Sales.context.ts b/server/src/contexts/sales/infrastructure/Sales.context.ts
index f087b8e..f1af694 100644
--- a/server/src/contexts/sales/infrastructure/Sales.context.ts
+++ b/server/src/contexts/sales/infrastructure/Sales.context.ts
@@ -1,9 +1,32 @@
+import { RepositoryManager } from "@/contexts/common/domain";
 import { IContext } from "@/contexts/common/infrastructure";
+import { createSequelizeAdapter } from "@/contexts/common/infrastructure/sequelize";
 import { Dealer, IQuoteReferenceGeneratorService } from "../domain";
 
 export interface ISalesContext extends IContext {
-  services: {
+  services?: {
     QuoteReferenceGeneratorService: IQuoteReferenceGeneratorService;
   };
   dealer?: Dealer;
 }
+
+export class SalesContext {
+  private static instance: SalesContext | null = null;
+
+  public static getInstance(): ISalesContext {
+    if (!SalesContext.instance) {
+      SalesContext.instance = new SalesContext({
+        adapter: createSequelizeAdapter(),
+        repositoryManager: RepositoryManager.getInstance(),
+      });
+    }
+
+    return SalesContext.instance.context;
+  }
+
+  private context: ISalesContext;
+
+  private constructor(context: ISalesContext) {
+    this.context = context;
+  }
+}
diff --git a/server/src/contexts/sales/infrastructure/express/controllers/quotes/updateQuote/presenter/UpdateQuote.presenter.ts b/server/src/contexts/sales/infrastructure/express/controllers/quotes/updateQuote/presenter/UpdateQuote.presenter.ts
index 8bbcbd3..8ff72e2 100644
--- a/server/src/contexts/sales/infrastructure/express/controllers/quotes/updateQuote/presenter/UpdateQuote.presenter.ts
+++ b/server/src/contexts/sales/infrastructure/express/controllers/quotes/updateQuote/presenter/UpdateQuote.presenter.ts
@@ -18,6 +18,7 @@ export const UpdateQuotePresenter: IUpdateQuotePresenter = {
       status: quote.status.toString(),
       date: quote.date.toISO8601(),
       reference: quote.reference.toString(),
+      customer_reference: quote.customerReference.toString(),
       customer_information: quote.customer.toString(),
       lang_code: quote.language.toString(),
       currency_code: quote.currency.toString(),
diff --git a/server/src/contexts/sales/infrastructure/mappers/dealer.mapper.ts b/server/src/contexts/sales/infrastructure/mappers/dealer.mapper.ts
index 8ef3870..cdc5cbe 100644
--- a/server/src/contexts/sales/infrastructure/mappers/dealer.mapper.ts
+++ b/server/src/contexts/sales/infrastructure/mappers/dealer.mapper.ts
@@ -70,7 +70,7 @@ class DealerMapper
       default_notes: source.additionalInfo.get("default_notes")?.toString() ?? "",
       default_legal_terms: source.additionalInfo.get("default_legal_terms")?.toString() ?? "",
       default_quote_validity: source.additionalInfo.get("default_quote_validity")?.toString() ?? "",
-      default_tax: source.additionalInfo.get("default_tax")?.toString() ?? "",
+      default_tax: Number(source.additionalInfo.get("default_tax") ?? 0),
     };
   }
 }
diff --git a/server/src/infrastructure/sequelize/initData.ts b/server/src/infrastructure/sequelize/initData.ts
index 5240f20..a98c63d 100644
--- a/server/src/infrastructure/sequelize/initData.ts
+++ b/server/src/infrastructure/sequelize/initData.ts
@@ -1,14 +1,15 @@
+import { SalesContext } from "@/contexts/sales/infrastructure";
 import { registerDealerRepository } from "@/contexts/sales/infrastructure/Dealer.repository";
 import {
   initializeAdmin,
   initializeSampleDealer,
   initializeSampleUser,
 } from "@/contexts/users/application/userServices";
-import { UserContext } from "@/contexts/users/infrastructure/User.context";
 import { registerUserRepository } from "@/contexts/users/infrastructure/User.repository";
 
 export const insertUsers = async () => {
-  const context = UserContext.getInstance();
+  const context = SalesContext.getInstance();
+
   registerUserRepository(context);
   registerDealerRepository(context);