diff --git a/scripts/orium-marketplace-royalties/11-propose-transfer-ownership.ts b/scripts/orium-marketplace-royalties/11-propose-transfer-ownership.ts
new file mode 100644
index 0000000..a69512d
--- /dev/null
+++ b/scripts/orium-marketplace-royalties/11-propose-transfer-ownership.ts
@@ -0,0 +1,21 @@
+import config from '../../addresses'
+import { createDefenderProposal } from '../../utils/defender-proposal'
+import { print, colors } from '../../utils/misc'
+
+const CONTRACT_NAME = 'OriumMarketplaceRoyalties'
+const FUNCTION_NAME = 'transferOwnership'
+const FUNCTION_INPUTS_TYPE = [{ type: 'address', name: '_newOwner' }]
+const FUNCTION_INPUTS = [config.polygon.KMSDeployer.address]
+
+async function main() {
+  await createDefenderProposal(CONTRACT_NAME, FUNCTION_NAME, FUNCTION_INPUTS_TYPE, FUNCTION_INPUTS)
+}
+
+main()
+  .then(() => {
+    print(colors.bigSuccess, 'All done!')
+  })
+  .catch(error => {
+    console.error(error)
+    process.exitCode = 1
+  })
diff --git a/utils/defender-proposal.ts b/utils/defender-proposal.ts
new file mode 100644
index 0000000..03fdaf6
--- /dev/null
+++ b/utils/defender-proposal.ts
@@ -0,0 +1,54 @@
+import { network as hardhatNetwork } from 'hardhat'
+import config, { Network } from '../addresses'
+import { print, colors, confirmOrDie } from '../utils/misc'
+import { AdminClient } from 'defender-admin-client'
+
+const NETWORK: Network = hardhatNetwork.name as Network
+const DEFENDER_API_KEY = process.env.DEFENDER_TEAM_API_KEY
+const DEFENDER_API_SECRET = process.env.DEFENDER_TEAM_API_SECRET_KEY
+
+/**
+ * @notice Create Defender Proposal
+ * @dev This function creates a Defender Proposal
+ * @param CONTRACT_NAME The contract name from the config file
+ * @param FUNCTION_NAME The function name to be called
+ * @param FUNCTION_INPUTS_TYPE The function inputs type
+ * @param FUNCTION_INPUTS The function inputs
+ */
+export async function createDefenderProposal(
+  CONTRACT_NAME: keyof (typeof config)[Network],
+  FUNCTION_NAME: string,
+  FUNCTION_INPUTS_TYPE: { type: string; name: string }[],
+  FUNCTION_INPUTS: any[],
+) {
+  console.log(FUNCTION_INPUTS_TYPE)
+  console.log(FUNCTION_INPUTS)
+  await confirmOrDie(`Are you sure you want to create Defender Proposal to ${FUNCTION_NAME} on ${NETWORK} network?`)
+
+  print(colors.highlight, `Create Defender Upgrade Proposal...`)
+  if (!DEFENDER_API_KEY || !DEFENDER_API_SECRET) return print(colors.error, 'Missing Defender API Key or Secret')
+  const adminClient = new AdminClient({
+    apiKey: DEFENDER_API_KEY,
+    apiSecret: DEFENDER_API_SECRET,
+  })
+
+  const customNetwork = NETWORK === 'polygon' ? 'matic' : NETWORK
+  if (customNetwork === 'cronosTestnet' || customNetwork === 'cronos')
+    return print(colors.error, 'Cronos not supported')
+
+  const proposal = await adminClient.createProposal({
+    contract: { address: config[NETWORK][CONTRACT_NAME].address, network: customNetwork },
+    title: `Proposal to ${FUNCTION_NAME} on ${CONTRACT_NAME}`,
+    description: '',
+    type: 'custom',
+    functionInterface: {
+      name: FUNCTION_NAME,
+      inputs: FUNCTION_INPUTS_TYPE,
+    },
+    functionInputs: FUNCTION_INPUTS,
+    via: config[NETWORK].Multisig.address,
+    viaType: 'Gnosis Safe',
+  })
+
+  print(colors.bigSuccess, `Upgrade proposal created at: ${proposal.url}`)
+}