diff --git a/src/dependencies.js b/src/dependencies.js
index 5ba1f36..d4f71b8 100644
--- a/src/dependencies.js
+++ b/src/dependencies.js
@@ -7,6 +7,7 @@ function buildDependencies() {
   dependencies.middlewares = middlewares;
 
   const services = require('./services');
+  const errors = require('./errors');
 
   const WebRoutesProvider = require('./routes/webRoutes');
   const webRoutesProvider = new WebRoutesProvider({
@@ -17,7 +18,11 @@ function buildDependencies() {
   dependencies.webRoutes = webRoutesProvider.provide();
 
   const ApiRoutesProvider = require('./routes/apiRoutes');
-  const apiRoutesProvider = new ApiRoutesProvider({ middlewares, services });
+  const apiRoutesProvider = new ApiRoutesProvider({
+    middlewares,
+    services,
+    errors,
+  });
   dependencies.apiRoutes = apiRoutesProvider.provide();
   return dependencies;
 }
diff --git a/src/routes/apiRoutes.js b/src/routes/apiRoutes.js
index 7a86bdb..d873438 100644
--- a/src/routes/apiRoutes.js
+++ b/src/routes/apiRoutes.js
@@ -1,13 +1,12 @@
 const express = require('express');
 
-const errors = require('../errors');
-
 const router = express.Router();
 
 class ApiRoutesProvider {
-  constructor({ middlewares, services }) {
+  constructor({ middlewares, services, errors }) {
     this.middlewares = middlewares;
     this.services = services;
+    this.errors = errors;
   }
 
   provide() {
@@ -19,14 +18,14 @@ class ApiRoutesProvider {
         signUpChallenge =
           await this.services.invitesService.createSignUpChallenge(inviteUuid);
       } catch (error) {
-        if (error instanceof errors.NotFoundError) {
+        if (error instanceof this.services.NotFoundError) {
           return res.status(404).json({
             success: false,
             message: 'Could not find invite with that id.',
           });
         }
 
-        if (error instanceof errors.AlreadyUsedError) {
+        if (error instanceof this.errors.AlreadyUsedError) {
           return res.status(410).json({
             success: false,
             message: 'That invite has already been used.',
@@ -66,19 +65,19 @@ class ApiRoutesProvider {
         completedSignUpChallenge =
           await this.services.invitesService.verifySignUpChallenge(signedEvent);
       } catch (error) {
-        if (error instanceof errors.ExpiredError) {
+        if (error instanceof this.errors.ExpiredError) {
           return res.status(410).json({
             success: false,
             message: 'The challenge has expired, request a new one.',
           });
         }
-        if (error instanceof errors.AlreadyUsedError) {
+        if (error instanceof this.errors.AlreadyUsedError) {
           return res.status(410).json({
             success: false,
             message: 'The challenge has been used, request a new one.',
           });
         }
-        if (error instanceof errors.InvalidSignatureError) {
+        if (error instanceof this.errors.InvalidSignatureError) {
           return res.status(400).json({
             success: false,
             message: 'The challenge signature is not valid.',
@@ -135,25 +134,25 @@ class ApiRoutesProvider {
       } catch (error) {
         console.log('helo5');
         console.log(error);
-        if (error instanceof errors.ExpiredError) {
+        if (error instanceof this.errors.ExpiredError) {
           return res.status(410).json({
             success: false,
             message: 'The challenge has expired, request a new one.',
           });
         }
-        if (error instanceof errors.AlreadyUsedError) {
+        if (error instanceof this.errors.AlreadyUsedError) {
           return res.status(410).json({
             success: false,
             message: 'The challenge has been used, request a new one.',
           });
         }
-        if (error instanceof errors.InvalidSignatureError) {
+        if (error instanceof this.errors.InvalidSignatureError) {
           return res.status(400).json({
             success: false,
             message: 'The challenge signature is not valid.',
           });
         }
-        if (error instanceof errors.ForbiddenError) {
+        if (error instanceof this.errors.ForbiddenError) {
           console.log('helo?1');
           return res.status(403).json({
             success: false,
@@ -254,7 +253,7 @@ class ApiRoutesProvider {
         try {
           await this.services.offerService.deleteOffer(offerUuid);
         } catch (error) {
-          if (error instanceof errors.NotFoundError) {
+          if (error instanceof this.errors.NotFoundError) {
             return res.status(404).json({
               success: false,
               message: 'Offer not found for the given public key.',