diff --git a/src/background/autoUpdaterManager.ts b/src/background/autoUpdaterManager.ts
index 02afe8c85..207c58111 100644
--- a/src/background/autoUpdaterManager.ts
+++ b/src/background/autoUpdaterManager.ts
@@ -2,7 +2,7 @@ import { autoUpdater } from 'electron-updater'
 import { BrowserWindow, dialog } from 'electron'
 import { WalletManager } from './walletManager'
 import { AppManager } from './appManager'
-import overwriteWalletConfigFile from './utils/overwriteWalletConfigFile'
+import overwriteWitnetNodeConfiguration from './utils/overwriteWitnetNodeConfiguration'
 import {
   SHEIKAH_PATH,
   WITNET_CONFIG_FILE_NAME,
@@ -40,7 +40,7 @@ export class AutoUpdaterManager {
       cancelId: 1, // bound to buttons array
     }
     this.wallet.setIsUpdating(true)
-    overwriteWalletConfigFile({
+    overwriteWitnetNodeConfiguration({
       sheikahPath: SHEIKAH_PATH,
       witnetConfigFileName: WITNET_CONFIG_FILE_NAME,
       publicNodeUrls: URLS_PUBLIC_WITNET_NODES,
diff --git a/src/background/utils/overwriteWalletConfigFile.ts b/src/background/utils/overwriteWitnetNodeConfiguration.ts
similarity index 72%
rename from src/background/utils/overwriteWalletConfigFile.ts
rename to src/background/utils/overwriteWitnetNodeConfiguration.ts
index e5e2093b0..177d4dfc4 100644
--- a/src/background/utils/overwriteWalletConfigFile.ts
+++ b/src/background/utils/overwriteWitnetNodeConfiguration.ts
@@ -1,8 +1,8 @@
 import path from 'path'
 import fs from 'fs-extra'
 
-// Overwrite wallet config file only when new version is downloaded
-export function overwriteWalletConfigFile({
+// Replace witnet nodes urls in witnet configuration file
+export function overwriteWitnetNodeConfiguration({
   sheikahPath,
   witnetConfigFileName,
   publicNodeUrls,
@@ -22,11 +22,11 @@ export function overwriteWalletConfigFile({
           'node_url = "127.0.0.1:21338"',
           `node_url = ${JSON.stringify(publicNodeUrls)}\n`.replace("'", ''),
         )
-        .replace('52.166.178.145:21338', `20.126.70.77:21338`.replace("'", '')),
+        .replace('52.166.178.145:21338', `20.126.70.77:21338`),
     )
   } catch (error) {
     console.log('Error overwriting configuration file')
   }
 }
 
-export default overwriteWalletConfigFile
+export default overwriteWitnetNodeConfiguration
diff --git a/src/background/walletManager.ts b/src/background/walletManager.ts
index f76cc805b..9ea5a8813 100644
--- a/src/background/walletManager.ts
+++ b/src/background/walletManager.ts
@@ -24,7 +24,7 @@ import {
 } from './constants'
 import { AppManager } from './appManager'
 import getVersionFromName from './utils/getVersionFromName'
-import overwriteWalletConfigFile from './utils/overwriteWalletConfigFile'
+import overwriteWitnetNodeConfiguration from './utils/overwriteWitnetNodeConfiguration'
 import sleep from './utils/sleep'
 
 interface GithubReleaseAsset {
@@ -251,7 +251,7 @@ async function decompressDarwinWallet(file: string) {
     process.chdir(currentCwd)
 
     await sleep(3000)
-    overwriteWalletConfigFile({
+    overwriteWitnetNodeConfiguration({
       sheikahPath: SHEIKAH_PATH,
       witnetConfigFileName: WITNET_CONFIG_FILE_NAME,
       publicNodeUrls: URLS_PUBLIC_WITNET_NODES,
@@ -276,7 +276,7 @@ async function decompressWin32Wallet(file: string) {
   )
   await sleep(3000)
 
-  overwriteWalletConfigFile({
+  overwriteWitnetNodeConfiguration({
     sheikahPath: SHEIKAH_PATH,
     witnetConfigFileName: WITNET_CONFIG_FILE_NAME,
     publicNodeUrls: URLS_PUBLIC_WITNET_NODES,
@@ -298,7 +298,7 @@ async function decompressLinuxWallet(file: string) {
   )
 
   await sleep(3000)
-  overwriteWalletConfigFile({
+  overwriteWitnetNodeConfiguration({
     sheikahPath: SHEIKAH_PATH,
     witnetConfigFileName: WITNET_CONFIG_FILE_NAME,
     publicNodeUrls: URLS_PUBLIC_WITNET_NODES,
diff --git a/tests/unit/src/background/utils/overwriteWalletConfigFile.spec.ts b/tests/unit/src/background/utils/overwriteWitnetNodeConfiguration.spec.ts
similarity index 58%
rename from tests/unit/src/background/utils/overwriteWalletConfigFile.spec.ts
rename to tests/unit/src/background/utils/overwriteWitnetNodeConfiguration.spec.ts
index 527d79016..6986b5ded 100644
--- a/tests/unit/src/background/utils/overwriteWalletConfigFile.spec.ts
+++ b/tests/unit/src/background/utils/overwriteWitnetNodeConfiguration.spec.ts
@@ -1,6 +1,6 @@
 import fs from 'fs-extra'
 
-import { overwriteWalletConfigFile } from '../../../../../src/background/utils/overwriteWalletConfigFile'
+import { overwriteWitnetNodeConfiguration } from '../../../../../src/background/utils/overwriteWitnetNodeConfiguration'
 
 afterEach(() => {
   jest.restoreAllMocks()
@@ -13,7 +13,7 @@ describe('overwriteConfigFile', () => {
       .spyOn(fs, 'readFileSync')
       .mockImplementation(() => 'node_url = "127.0.0.1:21338"')
 
-    overwriteWalletConfigFile({
+    overwriteWitnetNodeConfiguration({
       sheikahPath: 'sheikah_path',
       publicNodeUrls: ['public_node_url1', 'public_node_url2'],
       witnetConfigFileName: 'witnet_config_file_name',
@@ -28,11 +28,34 @@ describe('overwriteConfigFile', () => {
     )
   })
 
+  it('Should overwrite the outdated node urls', () => {
+    jest.spyOn(fs, 'writeFileSync').mockImplementation()
+    jest
+      .spyOn(fs, 'readFileSync')
+      .mockImplementation(
+        () => 'node_url = ["52.166.178.145:21338","public_node_url2"]',
+      )
+
+    overwriteWitnetNodeConfiguration({
+      sheikahPath: 'sheikah_path',
+      publicNodeUrls: ['public_node_url1', 'public_node_url2'],
+      witnetConfigFileName: 'witnet_config_file_name',
+    })
+
+    expect(fs.readFileSync).toBeCalledWith(
+      'sheikah_path/witnet_config_file_name',
+    )
+    expect(fs.writeFileSync).toBeCalledWith(
+      'sheikah_path/witnet_config_file_name',
+      'node_url = ["20.126.70.77:21338","public_node_url2"]',
+    )
+  })
+
   it("Should handle error if read file doesn't exists", () => {
     jest.spyOn(fs, 'writeFileSync').mockImplementation()
     jest.spyOn(fs, 'readFileSync').mockImplementation()
 
-    overwriteWalletConfigFile({
+    overwriteWitnetNodeConfiguration({
       sheikahPath: 'sheikah_path',
       publicNodeUrls: ['public_node_url1', 'public_node_url2'],
       witnetConfigFileName: 'witnet_config_file_name',