diff --git a/cli/README.md b/cli/README.md
index c61b7547..02e21a51 100644
--- a/cli/README.md
+++ b/cli/README.md
@@ -113,9 +113,6 @@ Options:
   (overrides defaultChain configuration which is `bellecour`). Possible values
   are `bellecour|arbitrum-sepolia-testnet|arbitrum-mainnet`
 
-> [!IMPORTANT] To use a chain other than `bellecour`, you must pass (or set in
-> your system) `EXPERIMENTAL_NETWORKS=true` before the `iApp` command.
-
 ---
 
 ### `run`
@@ -148,9 +145,6 @@ Options:
   (overrides defaultChain configuration which is `bellecour`). Possible values
   are `bellecour|arbitrum-sepolia-testnet|arbitrum-mainnet`
 
-> [!IMPORTANT] To use a chain other than `bellecour`, you must pass (or set in
-> your system) `EXPERIMENTAL_NETWORKS=true` before the `iApp` command.
-
 ---
 
 ### `debug`
diff --git a/cli/package-lock.json b/cli/package-lock.json
index 1b7f15e3..6019722f 100644
--- a/cli/package-lock.json
+++ b/cli/package-lock.json
@@ -16,7 +16,7 @@
         "dockerode": "^4.0.5",
         "ethers": "^6.13.5",
         "figlet": "^1.8.1",
-        "iexec": "^8.18.0",
+        "iexec": "^8.20.0",
         "jszip": "^3.10.1",
         "magic-bytes.js": "^1.10.0",
         "msgpackr": "^1.11.2",
@@ -3044,9 +3044,9 @@
       "license": "BSD-3-Clause"
     },
     "node_modules/iexec": {
-      "version": "8.18.0",
-      "resolved": "https://registry.npmjs.org/iexec/-/iexec-8.18.0.tgz",
-      "integrity": "sha512-lj2La67p0IKyCHhpV4F2SZD7kmE1AFhGmD26jf8si7/sTelrXun3wNTun6WAOEO9uMi49J0AlA6MxUNBxuCflg==",
+      "version": "8.20.0",
+      "resolved": "https://registry.npmjs.org/iexec/-/iexec-8.20.0.tgz",
+      "integrity": "sha512-ce0l1eJWqOj85kWXbUJ7yF6IhbHiHz1hRqLdDEAJhCvlIAArdyrwJcWtXz6gmuYoSQ0F8gkKvEWC/FHg4Gr/8w==",
       "license": "Apache-2.0",
       "dependencies": {
         "@ensdomains/ens-contracts": "^1.2.5",
diff --git a/cli/package.json b/cli/package.json
index 921c6c17..4246823b 100644
--- a/cli/package.json
+++ b/cli/package.json
@@ -40,7 +40,7 @@
     "dockerode": "^4.0.5",
     "ethers": "^6.13.5",
     "figlet": "^1.8.1",
-    "iexec": "^8.18.0",
+    "iexec": "^8.20.0",
     "jszip": "^3.10.1",
     "magic-bytes.js": "^1.10.0",
     "msgpackr": "^1.11.2",
diff --git a/cli/src/config/config.ts b/cli/src/config/config.ts
index 7cbb801b..5d339c40 100644
--- a/cli/src/config/config.ts
+++ b/cli/src/config/config.ts
@@ -1,5 +1,3 @@
-import { useExperimentalNetworks } from '../utils/featureFlags.js';
-
 export const SCONE_TAG = ['tee', 'scone'];
 export const DEFAULT_SCONE_VERSION = 'v5.9';
 
@@ -90,14 +88,12 @@ export const CHAINS_CONFIGURATIONS: Record<string, ChainConfig> = {
     iexecExplorerUrl: 'https://explorer.iex.ec/arbitrum-mainnet',
     workerpool: '0x2c06263943180cc024daffeee15612db6e5fd248',
   },
-  ...(useExperimentalNetworks && {
-    'arbitrum-sepolia-testnet': {
-      rpcHostUrl: 'https://sepolia-rollup.arbitrum.io/rpc',
-      ipfsGatewayUrl: 'https://ipfs-gateway.arbitrum-sepolia-testnet.iex.ec',
-      iexecExplorerUrl: 'https://explorer.iex.ec/arbitrum-sepolia-testnet',
-      workerpool: '0xB967057a21dc6A66A29721d96b8Aa7454B7c383F',
-    },
-  }),
+  'arbitrum-sepolia-testnet': {
+    rpcHostUrl: 'https://sepolia-rollup.arbitrum.io/rpc',
+    ipfsGatewayUrl: 'https://ipfs-gateway.arbitrum-sepolia-testnet.iex.ec',
+    iexecExplorerUrl: 'https://explorer.iex.ec/arbitrum-sepolia-testnet',
+    workerpool: '0xB967057a21dc6A66A29721d96b8Aa7454B7c383F',
+  },
 };
 
 export const SUPPORTED_CHAINS = Object.keys(CHAINS_CONFIGURATIONS);