diff --git a/resources/networks.json b/resources/networks.json
index df0b65c..1bf3976 100644
--- a/resources/networks.json
+++ b/resources/networks.json
@@ -97,13 +97,13 @@
 			"marketplaceUri": "https://marketplace-api.goerli.nevermined.one",
 			"graphHttpUri": "",
 			"neverminedNodeUri": "https://node.goerli.nevermined.one",
-			"neverminedNodeAddress": "0x5838B5512cF9f12FE9f2beccB20eb47211F9B0bc",
+			"neverminedNodeAddress": "0x046d0698926aFa3ab6D6591f03063488F3Fb4327",
 			"verbose": true
 		},
 		"nativeToken": "ETH",
 		"networkId": "421613",
 		"networkName": "arbitrum-goerli",
-		"contractsVersion": "3.5.4",
+		"contractsVersion": "3.5.5",
 		"tagName": "public",
 		"etherscanUrl": "https://goerli.arbiscan.io",
 		"erc20TokenAddress": "0xfd064A18f3BF249cf1f87FC203E90D8f650f2d63",
@@ -157,29 +157,29 @@
 		"gasPriceMultiplier": 0,
 		"externalNetwork": true
 	},		
-	"appGoerli": {
-		"envDescription": "Nevermined App Goerli (Arbitrum) testnet environment where users can interact with Nevermined protocol.",
-		"envUrl": "https://goerli.nevermined.app/",
+	"appTesting": {
+		"envDescription": "Nevermined App (Arbitrum Sepolia) testnet environment where users can interact with Nevermined protocol.",
+		"envUrl": "https://testing.nevermined.app/",
 		"isProduction": false,
 		"nvm": {
-			"web3ProviderUri": "https://goerli-rollup.arbitrum.io/rpc",
-			"marketplaceUri": "https://marketplace-api.goerli.nevermined.app",
+			"web3ProviderUri": "https://sepolia-rollup.arbitrum.io/rpc",
+			"marketplaceUri": "https://marketplace-api.testing.nevermined.app",
 			"graphHttpUri": "",
-			"neverminedNodeUri": "https://node.goerli.nevermined.app",
-			"neverminedNodeAddress": "0x5838B5512cF9f12FE9f2beccB20eb47211F9B0bc",
+			"neverminedNodeUri": "https://node.testing.nevermined.app",
+			"neverminedNodeAddress": "0x046d0698926aFa3ab6D6591f03063488F3Fb4327",
 			"verbose": true
 		},
 		"nativeToken": "ETH",
-		"networkId": "421613",
+		"networkId": "421614",
 		"networkName": "arbitrum-goerli",
-		"contractsVersion": "3.5.4",
+		"contractsVersion": "3.5.5",
 		"tagName": "public",
-		"etherscanUrl": "https://goerli.arbiscan.io",
-		"erc20TokenAddress": "0xfd064A18f3BF249cf1f87FC203E90D8f650f2d63",
+		"etherscanUrl": "https://sepolia.arbiscan.io",
+		"erc20TokenAddress": "0x75faf114eafb1BDbe2F0316DF893fd58CE46AA4d",
 		"gasMultiplier": 0,
 		"gasPriceMultiplier": 0,
 		"externalNetwork": true
-	}, 	
+	}, 
 	"appArbitrum": {
 		"envDescription": "The Arbitrum One production environment where users can interact with Nevermined protocol.",
 		"envUrl": "https://nevermined.app/",
@@ -195,7 +195,7 @@
 		"nativeToken": "ETH",
 		"networkId": "42161",
 		"networkName": "arbitrum-one",
-		"contractsVersion": "3.5.4",
+		"contractsVersion": "3.5.5",
 		"tagName": "public",
 		"etherscanUrl": "https://arbiscan.io",
 		"erc20TokenAddress": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
@@ -249,4 +249,4 @@
 		"gasPriceMultiplier": 0,
 		"externalNetwork": true
 	}
-}
\ No newline at end of file
+}