diff --git a/src/components/endpoints/CustomRelayer.vue b/src/components/endpoints/CustomRelayer.vue
index 469e0fa4..d7af3e66 100644
--- a/src/components/endpoints/CustomRelayer.vue
+++ b/src/components/endpoints/CustomRelayer.vue
@@ -11,7 +11,7 @@ const web3 = useWeb3Connection()
 
 const name = ref('My Relayer')
 const apiUrl = ref('https://service-relayer.staging.lukso.dev/api')
-const chainId = ref('2828')
+const chainId = ref('4201')
 const chainIds = ref<number[]>([+chainId.value])
 const showLabel = ref(false)
 
diff --git a/src/components/endpoints/GetNetworkId.vue b/src/components/endpoints/GetNetworkId.vue
index 46e275dc..6dadbe2a 100644
--- a/src/components/endpoints/GetNetworkId.vue
+++ b/src/components/endpoints/GetNetworkId.vue
@@ -78,24 +78,6 @@ const networks = [
     id: 'mainnet',
     chainId: '0x2a',
   },
-  {
-    name: 'L16 Testnet',
-    http: {
-      url: 'https://rpc.l16.lukso.network',
-    },
-    ws: {
-      url: 'wss://ws.rpc.l16.lukso.network',
-    },
-    relayer: {
-      url: 'https://service-relayer.staging.lukso.dev/api',
-    },
-    explorer: {
-      url: 'https://explorer.execution.l16.lukso.network/tx/{transactionId}/internal-transactions',
-    },
-    isCustom: false,
-    id: 'l16',
-    chainId: '0xb0c',
-  },
   {
     name: 'Base Sepolia',
     http: {
diff --git a/src/components/endpoints/__tests__/CustomRelayer.spec.ts b/src/components/endpoints/__tests__/CustomRelayer.spec.ts
index 3a539a1f..86042dfe 100644
--- a/src/components/endpoints/__tests__/CustomRelayer.spec.ts
+++ b/src/components/endpoints/__tests__/CustomRelayer.spec.ts
@@ -3,8 +3,8 @@ import { render, fireEvent, screen } from '@testing-library/vue'
 
 const data = {
   name: 'my test relayer',
-  apiUrl: 'https://relayer.l16.staging.lukso.dev/api/v3/',
-  chainIds: [2828],
+  apiUrl: 'https://relayer.testnet.lukso.network/v1/relayer',
+  chainIds: [4201],
 }
 
 const mockSendRequest = jest.fn()
@@ -23,7 +23,7 @@ test('can add relayer', async () => {
   await fireEvent.update(screen.getByTestId('relayer-url'), data.apiUrl)
   await fireEvent.click(screen.getByTestId('add-relayer'))
 
-  expect(screen.getByTestId('chain-id-list')).toHaveTextContent(/2828/)
+  expect(screen.getByTestId('chain-id-list')).toHaveTextContent(/4201/)
 
   expect(mockSendRequest).toHaveBeenCalledWith({
     method: 'up_addTransactionRelayer',
diff --git a/src/compositions/useWalletConnectV2.ts b/src/compositions/useWalletConnectV2.ts
index 36a0e55a..0fdf52ea 100644
--- a/src/compositions/useWalletConnectV2.ts
+++ b/src/compositions/useWalletConnectV2.ts
@@ -33,7 +33,6 @@ const setupWCV2Provider = async () => {
     },
     rpcMap: {
       42: 'https://rpc.mainnet.lukso.network',
-      2828: 'https://rpc.l16.lukso.network',
       4201: 'https://rpc.testnet.lukso.network',
     },
     showQrModal: true,
diff --git a/src/helpers/config.ts b/src/helpers/config.ts
index e800e767..8bad07f2 100644
--- a/src/helpers/config.ts
+++ b/src/helpers/config.ts
@@ -26,38 +26,6 @@ const DEFAULT_NETWORK: NetworkType = 'testnet'
 const SELECTED_NETWORK_KEY = 'selected-network'
 
 export const NETWORKS: { [K in NetworkType]: NetworkInfo } = {
-  l16: {
-    name: 'l16',
-    rpc: {
-      url: 'https://rpc.l16.lukso.network',
-    },
-    cache: {
-      url: 'https://erc725cache.l16.lukso.network/graphql',
-    },
-    ipfs: {
-      url: 'https://api.universalprofile.cloud/ipfs',
-    },
-    blockscout: {
-      url: 'https://explorer.execution.l16.lukso.network',
-    },
-    chainId: 2828,
-
-    sampleEoA: '0x311611C9A46a192C14Ea993159a0498EDE5578aC',
-    sampleUP: '0x8A6735585B824401CaB08D7c92FcdFB4b143256E',
-    sampleSC: '0xcAC51571007DaAB53f26C2387b3B16420491dE18',
-    errorContract: '0xFDb952E4dC30A1C55F76cdC2Ca14c13cFb69E62c',
-    // ERC20
-    erc20TokenWithEip165: '0xF5443372766a48faF098244c8C769c5AEa02f321',
-    erc20TokenWithoutEip165: '0xB29c50a9F3D90FA3aDF394f2960BD6D8e0Ff5E9D',
-    // ERC777
-    erc777TokenWithEip165: '0xC719f454C8F9a0C7eEC4203B21766B88d8a5B073',
-    erc777TokenWithoutEip165: '0xD7549C70A6122cA01043831f0f0c65152C4877d6',
-    // LSP7
-    lsp7TokenDivisible: '0x314E7a56B08AF8E729612930dBAd70BB5A3575D9',
-    lsp7TokenNonDivisible: '0xF5d8FD6599Cb1971b8EEba218FFE31da34a257a9',
-    // ERC721
-    erc721TokenWithEip165: '0x57b8e4f3C96180088652dc361473bB91266bb080',
-  },
   testnet: {
     name: 'testnet',
     rpc: {
diff --git a/src/interfaces/network.d.ts b/src/interfaces/network.d.ts
index 66820ace..b05085f8 100644
--- a/src/interfaces/network.d.ts
+++ b/src/interfaces/network.d.ts
@@ -1,4 +1,4 @@
-export type NetworkType = 'l16' | 'testnet'
+export type NetworkType = 'testnet'
 
 export type NetworkInfo = {
   name: string