diff --git a/scripts/proposals/NovaFeeSweep/patchProposal.ts b/scripts/proposals/NovaFeeSweep/patchProposal.ts
new file mode 100644
index 000000000..81b7bba53
--- /dev/null
+++ b/scripts/proposals/NovaFeeSweep/patchProposal.ts
@@ -0,0 +1,65 @@
+import { BigNumber, ethers } from 'ethers'
+import {
+  IInbox__factory,
+  L1ArbitrumTimelock__factory,
+} from '../../../typechain-types'
+import { JsonRpcProvider } from '@ethersproject/providers'
+import fs from 'fs'
+
+;(async () => {
+  const proposalDataFile = process.argv[2]
+  const proposalData = JSON.parse(fs.readFileSync(proposalDataFile).toString())
+  const inputData = proposalData.arbSysSendTxToL1Args.calldata
+
+  const l1TimelockAlias = '0xf7951d92b0c345144506576ec13ecf5103ac905a'
+  const novaInbox = '0xc4448b71118c9071Bcb9734A0EAc55D18A153949'
+  const novaToParentRouter = '0x36D0170D92F66e8949eB276C3AC4FEA64f83704d'
+  const maxL1GasPrice = ethers.utils.parseUnits('1000', 'gwei') // used to calculate maxSubmissionCost
+  const aliasBalance = await new JsonRpcProvider('https://nova.arbitrum.io/rpc').getBalance(l1TimelockAlias)
+
+  const timelockIface = L1ArbitrumTimelock__factory.createInterface()
+  const inboxIface = IInbox__factory.createInterface()
+
+  const maxSubmissionCost = calcSubmissionCost(maxL1GasPrice)
+
+  const unsafeCreateRetryableCalldata = inboxIface.encodeFunctionData(
+    'unsafeCreateRetryableTicket',
+    [
+      novaToParentRouter, // to
+      aliasBalance.sub(maxSubmissionCost), // l2CallValue
+      maxSubmissionCost, // maxSubmissionCost
+      novaToParentRouter, // excessFeeRefundAddress
+      novaToParentRouter, // callValueRefundAddress
+      0, // gasLimit
+      0, // maxFeePerGas
+      '0x', // calldata
+    ]
+  )
+
+  const decodedScheduleBatch = timelockIface.decodeFunctionData(
+    'scheduleBatch',
+    inputData
+  )
+
+  const patchedScheduleBatchCalldata = timelockIface.encodeFunctionData(
+    'scheduleBatch',
+    [
+      [...decodedScheduleBatch[0], novaInbox],
+      [...decodedScheduleBatch[1], 0],
+      [...decodedScheduleBatch[2], unsafeCreateRetryableCalldata],
+      decodedScheduleBatch[3],
+      decodedScheduleBatch[4],
+      decodedScheduleBatch[5],
+    ]
+  )
+
+  proposalData.arbSysSendTxToL1Args.calldata = patchedScheduleBatchCalldata
+
+  fs.writeFileSync(proposalDataFile, JSON.stringify(proposalData, null, 2))
+})()
+
+function calcSubmissionCost(baseFee: BigNumber) {
+  // data length is zero
+  // from the contract: return (1400 + 6 * dataLength) * (baseFee == 0 ? block.basefee : baseFee);
+  return baseFee.mul(1400)
+}
diff --git a/scripts/proposals/timeboost-extra-items/data.json b/scripts/proposals/timeboost-extra-items/data.json
new file mode 100644
index 000000000..310f6023f
--- /dev/null
+++ b/scripts/proposals/timeboost-extra-items/data.json
@@ -0,0 +1,16 @@
+{
+  "actionChainIds": [
+    1,
+    42161,
+    42170
+  ],
+  "actionAddresses": [
+    "0xBB86bBd4871728938B30A54Cc08E0eb2bC75302d",
+    "0x734B78823c4d979045EC23F38B54A070df7769FF",
+    "0x7d91da41DaF1C2e1c3dBC6143289E077E0DbA1eF"
+  ],
+  "arbSysSendTxToL1Args": {
+    "l1Timelock": "0xE6841D92B0C345144506576eC13ECf5103aC7f49",
+    "calldata": "0x8f2a0bb000000000000000000000000000000000000000000000000000000000000000c0000000000000000000000000000000000000000000000000000000000000016000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000000afa240dd4c6513a86965b2fdce079dc265548e8d301653ccf5602a9126c06bf8000000000000000000000000000000000000000000000000000000000003f48000000000000000000000000000000000000000000000000000000000000000040000000000000000000000003fffbadaf827559da092217e474760e2b2c3cedd000000000000000000000000a723c008e76e379c55599d2e4d93879beafda79c000000000000000000000000a723c008e76e379c55599d2e4d93879beafda79c000000000000000000000000c4448b71118c9071bcb9734a0eac55d18a153949000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000001a000000000000000000000000000000000000000000000000000000000000003a000000000000000000000000000000000000000000000000000000000000005a000000000000000000000000000000000000000000000000000000000000000e41cff79cd000000000000000000000000bb86bbd4871728938b30a54cc08e0eb2bc75302d00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000064e17f52e90000000000000000000000005613af0474eb9c528a34701a5b1662e3c8fa06780000000000000000000000003fffbadaf827559da092217e474760e2b2c3cedd000000000000000000000000de505e42d50abd07c8d39dcf692920d56cba35da000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001e00000000000000000000000004dbd4fc535ac27206064b68ffcf827b0a60bab3f000000000000000000000000cf57572261c7c2bcf21ffd220ea7d1a27d40a82700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000000e41cff79cd000000000000000000000000734b78823c4d979045ec23f38b54a070df7769ff00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000064e17f52e9000000000000000000000000db216562328215e010f819b5abe947bad4ca961e000000000000000000000000cf57572261c7c2bcf21ffd220ea7d1a27d40a82700000000000000000000000012b1389fbf261e781bdc3094d28636abfb03c5b3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001e0000000000000000000000000c4448b71118c9071bcb9734a0eac55d18a15394900000000000000000000000086a02dd71363c440b21f4c0e5b2ad01ffe1a748200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000000e41cff79cd0000000000000000000000007d91da41daf1c2e1c3dbc6143289e077e0dba1ef00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000064e17f52e9000000000000000000000000f58ea15b20983116c21b05c876cc8e6cdae5c2b900000000000000000000000086a02dd71363c440b21f4c0e5b2ad01ffe1a7482000000000000000000000000ebb11bbd7d72165fac86bb5ab1b07a602540b286000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001246e6e8a6a00000000000000000000000036d0170d92f66e8949eb276c3ac4fea64f83704d0000000000000000000000000000000000000000000000663a9d579527ee69800000000000000000000000000000000000000000000000000004f94ae6af800000000000000000000000000036d0170d92f66e8949eb276c3ac4fea64f83704d00000000000000000000000036d0170d92f66e8949eb276c3ac4fea64f83704d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
+  }
+}
\ No newline at end of file
diff --git a/scripts/proposals/timeboost-extra-items/generate.bash b/scripts/proposals/timeboost-extra-items/generate.bash
new file mode 100755
index 000000000..6f542a6d2
--- /dev/null
+++ b/scripts/proposals/timeboost-extra-items/generate.bash
@@ -0,0 +1,58 @@
+#!/bin/bash
+
+# We call ProxyUpgradeAction::perform(address admin, address payable target, address newLogic)
+
+# ProxyUpgradeAction contracts:
+# L1: 0xBB86bBd4871728938B30A54Cc08E0eb2bC75302d
+# Arb1: 0x734B78823c4d979045EC23F38B54A070df7769FF
+# Nova: 0x7d91da41DaF1C2e1c3dBC6143289E077E0DbA1eF
+
+# UpgradeExecutor ProxyAdmins:
+# L1: 0x5613AF0474EB9c528A34701A5b1662E3C8FA0678
+# Arb1: 0xdb216562328215E010F819B5aBe947bad4ca961e
+# Nova: 0xf58eA15B20983116c21b05c876cc8e6CDAe5C2b9
+
+# UpgradeExecutor Proxies:
+# L1: 0x3ffFbAdAF827559da092217e474760E2b2c3CeDd
+# Arb1: 0xCF57572261c7c2BCF21ffD220ea7d1a27D40A827
+# Nova: 0x86a02dD71363c440b21F4c0E5B2Ad01Ffe1A7482
+
+# UpgradeExecutor Logics:
+# L1: 0xDE505e42D50abd07c8D39Dcf692920d56cBA35Da
+# Arb1: 0x12B1389Fbf261E781bdc3094d28636Abfb03C5b3
+# Nova: 0xebb11Bbd7d72165FaC86bb5AB1B07A602540b286
+
+# First generate a proposal to upgrade the UpgradeExecutor on all 3 chains
+yarn gen:proposalData \
+    --govChainProviderRPC https://arb1.arbitrum.io/rpc \
+    --predecessor 0x0000000000000000000000000000000000000000000000000000000000000000 \
+    --upgradeValues 0 0 0 \
+    --actionChainIds 1 42161 42170 \
+    --actionAddresses \
+        0xBB86bBd4871728938B30A54Cc08E0eb2bC75302d \
+        0x734B78823c4d979045EC23F38B54A070df7769FF \
+        0x7d91da41DaF1C2e1c3dBC6143289E077E0DbA1eF \
+    --upgradeDatas \
+        $(cast calldata \
+            "perform(address, address, address)" \
+            0x5613AF0474EB9c528A34701A5b1662E3C8FA0678 \
+            0x3ffFbAdAF827559da092217e474760E2b2c3CeDd \
+            0xDE505e42D50abd07c8D39Dcf692920d56cBA35Da \
+        ) \
+        $(cast calldata \
+            "perform(address, address, address)" \
+            0xdb216562328215E010F819B5aBe947bad4ca961e \
+            0xCF57572261c7c2BCF21ffD220ea7d1a27D40A827 \
+            0x12B1389Fbf261E781bdc3094d28636Abfb03C5b3 \
+        ) \
+        $(cast calldata \
+            "perform(address, address, address)" \
+            0xf58eA15B20983116c21b05c876cc8e6CDAe5C2b9 \
+            0x86a02dD71363c440b21F4c0E5B2Ad01Ffe1A7482 \
+            0xebb11Bbd7d72165FaC86bb5AB1B07A602540b286 \
+        ) \
+    --writeToJsonPath ./scripts/proposals/timeboost-extra-items/data.json
+
+
+# Second, patch the proposal with the fee sweep
+yarn ts-node ./scripts/proposals/NovaFeeSweep/patchProposal.ts ./scripts/proposals/timeboost-extra-items/data.json