diff --git a/generateEsModulesFromJson.cjs b/generateEsModulesFromJson.cjs
index 9adbe854..2574294d 100644
--- a/generateEsModulesFromJson.cjs
+++ b/generateEsModulesFromJson.cjs
@@ -30,11 +30,7 @@ const sources = [
     '@iexec/poco/artifacts/contracts/registries/RegistryEntry.sol/RegistryEntry.json',
     { dir: '@iexec/poco', minifier: minifiers.abi },
   ],
-  [
-    // warn /build/
-    '@iexec/poco/build/contracts-min/ERC1538Proxy.json',
-    { dir: '@iexec/poco', minifier: minifiers.truffleDeployment },
-  ],
+
   [
     '@iexec/poco/artifacts/contracts/IexecInterfaceToken.sol/IexecInterfaceToken.json',
     { dir: '@iexec/poco', minifier: minifiers.abi },
diff --git a/src/common/utils/config.js b/src/common/utils/config.js
index 08d2d8d2..e64732bc 100644
--- a/src/common/utils/config.js
+++ b/src/common/utils/config.js
@@ -1,13 +1,12 @@
 import { Network, EnsPlugin } from 'ethers';
 import { TEE_FRAMEWORKS } from './constant.js';
 import { address as voucherHubBellecourAddress } from '../generated/@iexec/voucher-contracts/deployments/bellecour/VoucherHubERC1967Proxy.js';
-import { networks as iexecProxyNetworks } from '../generated/@iexec/poco/ERC1538Proxy.js';
 
 const networkConfigs = [
   {
     id: 134,
     name: 'bellecour',
-    hub: iexecProxyNetworks[134].address,
+    hub: '0x3eca1B216A7DF1C7689aEb259fFB83ADFB894E7f',
     host: 'https://bellecour.iex.ec',
     ensRegistry: '0x5f5B93fca68c9C79318d1F3868A354EE67D8c006',
     ensPublicResolver: '0x1347d8a1840A810B990d0B774A6b7Bb8A1bd62BB',
@@ -33,7 +32,7 @@ const networkConfigs = [
   {
     id: 1,
     name: 'mainnet',
-    hub: iexecProxyNetworks[1].address,
+    hub: '0x3eca1B216A7DF1C7689aEb259fFB83ADFB894E7f',
     host: 'mainnet',
     ensRegistry: undefined, // use ethers default
     ensPublicResolver: '0x4976fb03C32e5B8cfe2b6cCB31c09Ba78EBaBa41',