diff --git a/src/storage/storage-abi.json b/src/storage/storage-abi.json
index 969eeb843..d6e939d62 100644
--- a/src/storage/storage-abi.json
+++ b/src/storage/storage-abi.json
@@ -1,198 +1,257 @@
-[{
+[
+  {
     "constant": true,
     "inputs": [],
     "name": "hasInitialized",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "bool"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
-    "inputs": [{
+    "inputs": [
+      {
         "name": "_script",
         "type": "bytes"
-    }],
+      }
+    ],
     "name": "getEVMScriptExecutor",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "address"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
     "inputs": [],
     "name": "getRecoveryVault",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "address"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
-    "inputs": [{
+    "inputs": [
+      {
         "name": "token",
         "type": "address"
-    }],
+      }
+    ],
     "name": "allowRecoverability",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "bool"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
     "inputs": [],
     "name": "appId",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "bytes32"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
     "inputs": [],
     "name": "getInitializationBlock",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "uint256"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": false,
-    "inputs": [{
+    "inputs": [
+      {
         "name": "_token",
         "type": "address"
-    }],
+      }
+    ],
     "name": "transferToVault",
     "outputs": [],
     "payable": false,
     "stateMutability": "nonpayable",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
-    "inputs": [{
+    "inputs": [
+      {
         "name": "_sender",
         "type": "address"
-    }, {
+      },
+      {
         "name": "_role",
         "type": "bytes32"
-    }, {
+      },
+      {
         "name": "_params",
         "type": "uint256[]"
-    }],
+      }
+    ],
     "name": "canPerform",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "bool"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
     "inputs": [],
     "name": "getEVMScriptRegistry",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "address"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
     "inputs": [],
     "name": "kernel",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "address"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
     "inputs": [],
     "name": "isPetrified",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "bool"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
     "inputs": [],
     "name": "REGISTER_DATA_ROLE",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
         "type": "bytes32"
-    }],
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}, {
+  },
+  {
     "anonymous": false,
-    "inputs": [{
+    "inputs": [
+      {
         "indexed": true,
         "name": "key",
         "type": "bytes32"
-    }],
+      }
+    ],
     "name": "Registered",
     "type": "event"
-}, {
+  },
+  {
     "anonymous": false,
-    "inputs": [{
+    "inputs": [
+      {
         "indexed": true,
         "name": "executor",
         "type": "address"
-    }, {
+      },
+      {
         "indexed": false,
         "name": "script",
         "type": "bytes"
-    }, {
+      },
+      {
         "indexed": false,
         "name": "input",
         "type": "bytes"
-    }, {
+      },
+      {
         "indexed": false,
         "name": "returnData",
         "type": "bytes"
-    }],
+      }
+    ],
     "name": "ScriptResult",
     "type": "event"
-}, {
+  },
+  {
     "anonymous": false,
-    "inputs": [{
+    "inputs": [
+      {
         "indexed": true,
         "name": "vault",
         "type": "address"
-    }, {
+      },
+      {
         "indexed": true,
         "name": "token",
         "type": "address"
-    }, {
+      },
+      {
         "indexed": false,
         "name": "amount",
         "type": "uint256"
-    }],
+      }
+    ],
     "name": "RecoverToVault",
     "type": "event"
-}, {
+  },
+  {
     "constant": false,
     "inputs": [],
     "name": "initialize",
@@ -200,32 +259,42 @@
     "payable": false,
     "stateMutability": "nonpayable",
     "type": "function"
-}, {
+  },
+  {
     "constant": false,
-    "inputs": [{
-        "name": "_key",
-        "type": "bytes32"
-    }, {
-        "name": "_value",
-        "type": "string"
-    }],
-    "name": "registerData",
+    "inputs": [
+      {
+        "name": "_keys",
+        "type": "bytes32[]"
+      },
+      {
+        "name": "_values",
+        "type": "bytes32[]"
+      }
+    ],
+    "name": "changeMultipleSettings",
     "outputs": [],
     "payable": false,
     "stateMutability": "nonpayable",
     "type": "function"
-}, {
+  },
+  {
     "constant": true,
-    "inputs": [{
+    "inputs": [
+      {
         "name": "_key",
         "type": "bytes32"
-    }],
+      }
+    ],
     "name": "getRegisteredData",
-    "outputs": [{
+    "outputs": [
+      {
         "name": "",
-        "type": "string"
-    }],
+        "type": "bytes32"
+      }
+    ],
     "payable": false,
     "stateMutability": "view",
     "type": "function"
-}]
\ No newline at end of file
+  }
+]
diff --git a/src/storage/storage-wrapper.js b/src/storage/storage-wrapper.js
index 3fd23721e..efcf142b0 100644
--- a/src/storage/storage-wrapper.js
+++ b/src/storage/storage-wrapper.js
@@ -1,5 +1,5 @@
 import tokens from '@aragon/templates-tokens'
-import { soliditySha3 } from '../web3-utils'
+import { toHex } from '../web3-utils'
 import storageAbi from './storage-abi.json'
 
 export function testTokensEnabled(network) {
@@ -15,13 +15,22 @@ export default {
     if (!values || values.length === 0) {
       return
     }
-    for (const paramKey of Object.keys(values)) {
-      upgradeIntents.push([
-        storageAddr,
-        'registerData',
-        [soliditySha3(paramKey), values[paramKey]],
-      ])
-    }
+
+    // for (const paramKey of Object.keys(values)) {
+    //   upgradeIntents.push([
+    //     storageAddr,
+    //     'registerData',
+    //     [soliditySha3(paramKey), values[paramKey]],
+    //   ])
+    // }
+    const intentKeys = Object.keys(values).map(k => toHex(k))
+    const intentValues = Object.values(values).map(v => toHex(v))
+
+    upgradeIntents.push([
+      storageAddr,
+      'changeMultipleSettings',
+      [intentKeys, intentValues],
+    ])
 
     const upgradePath = await wrapper.getTransactionPathForIntentBasket(
       upgradeIntents,
@@ -41,7 +50,7 @@ export default {
   },
   get: (web3, storageAddr, from, paramName) =>
     getContract(web3, storageAddr)
-      .methods.getRegisteredData(soliditySha3(paramName))
+      .methods.getRegisteredData(toHex(paramName))
       .call({ from: from }),
   subscribe: (web3, storageAddr, paramName, callback) =>
     getContract(web3, storageAddr).events.Registered(paramName, callback),
diff --git a/src/web3-utils.js b/src/web3-utils.js
index 5aa75a20f..2db5e4f25 100644
--- a/src/web3-utils.js
+++ b/src/web3-utils.js
@@ -218,5 +218,6 @@ export {
   isAddress,
   soliditySha3,
   toChecksumAddress,
+  toHex,
   toWei,
 } from 'web3-utils'