diff --git a/lib/index.ts b/lib/index.ts
index 13e3fe5..48edee2 100644
--- a/lib/index.ts
+++ b/lib/index.ts
@@ -18,7 +18,7 @@ along with the library. If not, see <http://www.gnu.org/licenses/>.
 
 import mainnetTokenList from '../tokens/mainnet.json'
 import testnetTokenList from '../tokens/testnet.json'
-import { TokenInfo, TokenList } from './types'
+import { NetworkId, TokenInfo, TokenList } from './types'
 
 export * from './types'
 
@@ -28,6 +28,6 @@ export const testnet = testnetTokenList as TokenList
 // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
 export const ALPH: TokenInfo = mainnet.tokens.find((token) => token.symbol === 'ALPH')!
 
-export function getTokensURL(networkId: 'mainnet' | 'testnet'): string {
+export function getTokensURL(networkId: NetworkId): string {
   return `https://raw.githubusercontent.com/alephium/token-list/master/tokens/${networkId}.json`
 }
diff --git a/lib/types.ts b/lib/types.ts
index 1fb5588..8c2ad82 100644
--- a/lib/types.ts
+++ b/lib/types.ts
@@ -29,3 +29,5 @@ export interface TokenInfo {
   description: string
   logoURI: string
 }
+
+export type NetworkId = 'mainnet' | 'testnet'
diff --git a/test/token-list/devnet.json b/test/token-list/devnet.json
index a69d92c..3c2958a 100644
--- a/test/token-list/devnet.json
+++ b/test/token-list/devnet.json
@@ -1,6 +1,14 @@
 {
   "networkId": 2,
   "tokens": [
+    {
+      "id": "0000000000000000000000000000000000000000000000000000000000000000",
+      "name": "Alephium",
+      "symbol": "ALPH",
+      "decimals": 18,
+      "description": "Alephium is a scalable, decentralized, and secure blockchain platform that enables the creation of fast and secure applications.",
+      "logoURI": "https://raw.githubusercontent.com/alephium/token-list/master/logos/ALPH.png"
+    },
     {
       "id": "8342e4f9a27d1f9c31eb85bde36a4b39332648fef67dd43a0d5dc2771de0abc5",
       "name": "Shiny Token",
@@ -8,7 +16,8 @@
       "decimals": 0,
       "description": "Sniny Token (SHNY) is a decentralized token for the Alephium community.",
       "logoURI": "https://raw.githubusercontent.com/alephium/token-list/master/logos/SHNY.png"
-    },{
+    },
+    {
       "id": "141af4f9a27d1f9c31eb85bde36a4b39332648fef67dd43a0d5dc2771de0a381",
       "name": "Steak Token",
       "symbol": "STK",
diff --git a/test/token-list/token-list.test.ts b/test/token-list/token-list.test.ts
index 8f52a38..c56c32b 100644
--- a/test/token-list/token-list.test.ts
+++ b/test/token-list/token-list.test.ts
@@ -18,7 +18,6 @@ along with the library. If not, see <http://www.gnu.org/licenses/>.
 
 import { FungibleTokenMetaData, hexToString, NodeProvider } from '@alephium/web3'
 
-import { ALPH } from '../../lib/index'
 import { TokenInfo, TokenList } from '../../lib/types'
 import mainnetJson from '../../tokens/mainnet.json'
 import testnetJson from '../../tokens/testnet.json'
@@ -82,7 +81,7 @@ describe('TokenList', function () {
   })
 
   it('should have ALPH token', () => {
-    const expected: TokenInfo = {
+    const expectedALPH: TokenInfo = {
       id: ''.padStart(64, '0'),
       name: 'Alephium',
       symbol: 'ALPH',
@@ -91,15 +90,20 @@ describe('TokenList', function () {
         'Alephium is a scalable, decentralized, and secure blockchain platform that enables the creation of fast and secure applications.',
       logoURI: 'https://raw.githubusercontent.com/alephium/token-list/master/logos/ALPH.png'
     }
-    expect(ALPH).toEqual(expected)
+
+    tokenLists.forEach((tokenList) => {
+      expect(tokenList.tokens.find((token) => token.symbol === 'ALPH')).toEqual(expectedALPH)
+    })
   })
 
   const testnetNodeProvider = new NodeProvider(testnetURL)
   testnetTokenList.tokens.forEach((token) => {
-    it(`validate testnet ${token.name}`, async () => {
-      await validateTokenMetadata(token, testnetNodeProvider)
-      await validateTokenType(token, testnetNodeProvider)
-    })
+    if (token.symbol !== 'ALPH') {
+      it(`validate testnet ${token.name}`, async () => {
+        await validateTokenMetadata(token, testnetNodeProvider)
+        await validateTokenType(token, testnetNodeProvider)
+      })
+    }
   })
 
   async function validateTokenType(token: TokenInfo, nodeProvider: NodeProvider) {
diff --git a/tokens/testnet.json b/tokens/testnet.json
index 0b404c5..5932abc 100644
--- a/tokens/testnet.json
+++ b/tokens/testnet.json
@@ -1,6 +1,14 @@
 {
   "networkId": 1,
   "tokens": [
+    {
+      "id": "0000000000000000000000000000000000000000000000000000000000000000",
+      "name": "Alephium",
+      "symbol": "ALPH",
+      "decimals": 18,
+      "description": "Alephium is a scalable, decentralized, and secure blockchain platform that enables the creation of fast and secure applications.",
+      "logoURI": "https://raw.githubusercontent.com/alephium/token-list/master/logos/ALPH.png"
+    },
     {
       "id": "bed35ce97166170f91a8cdb35948b8696aa67dbd573ee0c5cc572bb8c44ddb01",
       "name": "Test BTC",